I have no knowledge of myself as I am, but merely as I appear to myself. — Immanuel Kant

All our knowledge begins with the senses… — Immanuel Kant

Only the descent into the hell of self–knowledge can pave the way to godliness. — Immanuel Kant

Upon the solution of this problem, or upon sufficient proof of the impossibility of synthetical knowledge a priori, depends the existence or downfall of metaphysics. — Immanuel Kant

I am an investigator by inclination. I feel a great thirst for knowledge. — Immanuel Kant

It is often necessary to make a decision on the basis of knowledge sufficient for action but insufficient to satisfy the intellect. — Immanuel Kant

All human knowledge begins with intuitions, proceeds from thence to concepts, and ends with ideas. — Immanuel Kant

We assume a common sense as the necessary condition of the universal communicability of our knowledge, which is presupposed in every logic and every principle of knowledge that is not one of skepticism. — Immanuel Kant

I had to deny knowledge in order to make room for faith. — Immanuel Kant

Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori. — Immanuel Kant

Thoughts without content are empty, intuitions without concepts are blind… The understanding can intuit nothing, the senses can think nothing. Only through their union can knowledge arise. — Immanuel Kant

Most men use their knowledge only under guidance from others because they lack the courage to think independently using their own reasoning abilities. It takes intellectual daring to discover the truth. — Immanuel Kant

Great minds think for themselves. — Immanuel Kant

There is nothing higher than reason. — Immanuel Kant

Nothing is divine but what is agreeable to reason. — Immanuel Kant

Human reason is by nature architectonic. — Immanuel Kant

Have the courage to use your own reason–That is the motto of enlightenment. ‘Foundations of the Metaphysics of Morals’ (1785) — Immanuel Kant

Reason can never prove the existence of God. — Immanuel Kant

Happiness is not an ideal of reason, but of imagination. — Immanuel Kant

Reason should investigate its own parameters before declaring its omniscience. — Immanuel Kant

Simply to acquiesce in skepticism can never suffice to overcome the restlessness of reason. — Immanuel Kant

Beauty presents an indeterminate concept of Understanding, the sublime an indeterminate concept of Reason. — Immanuel Kant

God, freedom, and immortality are untenable in the light of pure reason. — Immanuel Kant

Philosophical knowledge is the knowledge gained by reason from concepts ; mathematical knowledge is the knowledge gained by reason from the construction of concepts. — Immanuel Kant

All the interests of my reason, speculative as well as practical, combine in the three following questions: 1. What can I know? 2. What ought I to do? 3. What may I hope? — Immanuel Kant

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason. — Immanuel Kant

The enjoyment of power inevitably corrupts the judgment of reason, and perverts its liberty. — Immanuel Kant

The possession of power inevitably spoils the free use of reason. — Immanuel Kant

The people naturally adhere most to doctrines which demand the least self–exertion and the least use of their own reason, and which can best accommodate their duties to their inclinations. — Immanuel Kant

The universal and lasting establishment of peace constitutes not merely a part, but the whole final purpose and end of the science of right as viewed within the limits of reason. — Immanuel Kant

The ideal of the supreme being is nothing but a regulative principle of reason which directs us to look upon all connection in the world as if it originated from an all–sufficient necessary cause. — Immanuel Kant

Man relates to material things through direct insight rather than reason. — Immanuel Kant

The business of philosophy is not to give rules, but to analyze the private judgments of common reason. — Immanuel Kant

In man (as the only rational creature on earth) those natural capacities which are directed to the use of his reason are to be fully developed only in the race, not in the individual. — Immanuel Kant

Freedom is that faculty that enlarges the usefulness of all other faculties. — Immanuel Kant

Do what is right, though the world may perish. — Immanuel Kant

It is through good education that all the good in the world arises. — Immanuel Kant

Give me matter, and I will construct a world out of it! — Immanuel Kant

If we could see ourselves… as we really are, we should see ourselves in a world of spiritual natures, our community which neither began at birth nor will end with the death of the body. — Immanuel Kant

So act that your principle of action might safely be made a law for the whole world. — Immanuel Kant

The infinitude of creation is great enough to make a world, or a Milky Way of worlds, look in comparison with it what a flower or an insect does in comparison with the Earth. — Immanuel Kant

God put a secret art into the forces of Nature so as to enable it to fashion itself out of chaos into a perfect world system. — Immanuel Kant

The schematicism by which our understanding deals with the phenomenal world … is a skill so deeply hidden in the human soul that we shall hardly guess the secret trick that Nature here employs. — Immanuel Kant

Act so as to use humanity, yourself and others, always as an end and never as a means to an end. — Immanuel Kant

Out of the crooked timber of humanity, no straight thing was ever made. — Immanuel Kant

So act that anything you do may become universal law. — Immanuel Kant

I ought never to act except in such a way that I could also will that my maxim should become a universal law. — Immanuel Kant

Act only according to that maxim whereby you can at the same time will that it should become a universal law. — Immanuel Kant

Act so that the maxim of your act could be made the principle of a universal law. — Immanuel Kant

There can be no doubt that all our knowledge begins with experience. — Immanuel Kant

But although all our knowledge begins with experience, it does not follow that it arises from experience. — Immanuel Kant

Experience without theory is blind, but theory without experience is mere intellectual play. — Immanuel Kant

That all our knowledge begins with experience, there is indeed no doubt….but although our knowledge originates with experience, it does not all arise out of experience. — Immanuel Kant

All our knowledge falls with the bounds of experience. — Immanuel Kant

Space and time are the framework within which the mind is constrained to construct its experience of reality. — Immanuel Kant

It is not necessary that whilst I live I live happily; but it is necessary that so long as I live I should live honourably. — Immanuel Kant

The nice thing about living in a small town is that when you don’t know what you’re doing, someone else does. — Immanuel Kant

Science is organized knowledge. Wisdom is organized life. — Immanuel Kant

The busier we are, the more acutely we feel that we live, the more conscious we are of life. — Immanuel Kant

If justice perishes, human life on Earth has lost its meaning. — Immanuel Kant

We find that the more a cultivated reason devotes itself to the aim of enjoying life and happiness, the further does man get away from true contentment. — Immanuel Kant

Live your life as though your every act were to become a universal law. — Immanuel Kant

Marriage…is the union of two people of different sexes with a view to the mutual possession of each other’s sexual attributes for the duration of their lives. — Immanuel Kant

It is by his activities and not by enjoyment that man feels he is alive. In idleness we not only feel that life is fleeting, but we also feel lifeless. — Immanuel Kant

Life is the faculty of spontaneous activity, the awareness that we have powers. — Immanuel Kant

May you live your life as if the maxim of your actions were to become universal law. — Immanuel Kant

A society that is not willing to demand a life of somebody who has taken somebody else’s life is simply immoral. — Immanuel Kant

Heaven has given human beings three things to balance the odds of life: hope, sleep, and laughter. — Immanuel Kant

At some future day it will be proved, I cannot say when and where, that the human soul is, while in earth life, already in an uninterrupted communication with those living in another world. — Immanuel Kant

Every man is to be respected as an absolute end in himself; and it is a crime against the dignity that belongs to him as a human being, to use him as a mere means for some external purpose. — Immanuel Kant

The human heart refuses To believe in a universe Without a purpose. — Immanuel Kant

Human freedom is realised in the adoption of humanity as an end in itself, for the one thing that no–one can be compelled to do by another is to adopt a particular end.–’Metaphysical Principles of Virtue — Immanuel Kant

The greatest human quest is to know what one must do in order to become a human being. — Immanuel Kant

Every human being should always be treated as an end and never as a mere instrument. — Immanuel Kant

The greatest problem for the human species, the solution of which nature compels him to seek, is that of attaining a civil society which can administer justice universally. — Immanuel Kant

The ultimate destiny of the human race is the greatest moral perfection, provided that it is achieved through human freedom, whereby alone man is capable of the greatest happiness. — Immanuel Kant

The existence of the Bible, as a book for the people, is the greatest benefit which the human race has ever experienced. Every attempt to belittle it is a crime against humanity. — Immanuel Kant

If education is to develop human nature so that it may attain the object of its being, it must involve the exercise of judgment. — Immanuel Kant

For peace to reign on Earth, humans must evolve into new beings who have learned to see the whole first. — Immanuel Kant

Human beings are never to be treated as a means but always as ends. — Immanuel Kant

Always recognize that human individuals are ends, and do not use them as means to your end. — Immanuel Kant

Genius is the ability to independently arrive at and understand concepts that would normally have to be taught by another person. — Immanuel Kant

Intuition and concepts constitute… the elements of all our knowledge, so that neither concepts without an Intuition in some way corresponding to them, nor Intuition without concepts, can yield knowledge. — Immanuel Kant

In the mere concept of one thing it cannot be found any character of its existence. — Immanuel Kant

Time is not an empirical concept. For neither co–existence nor succession would be perceived by us, if the representation of time did not exist as a foundation a priori. — Immanuel Kant

Thoughts without content are empty, intuitions without concepts are blind. — Immanuel Kant

Notion without intuition is empty, intuition without notion is blind. — Immanuel Kant