The Best Johannes Kepler quotes

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Johannes Kepler was born on December 27, 1571 in Weil der Stadt, Germany. He is best known for his work on planetary motion and for his three laws of planetary motion. His work has been instrumental in the development of modern astronomy. Kepler died on November 15, 1630 in Regensburg, Germany.

Discover the most interesting Mind, Measure, Time, Body quotes from Johannes Kepler, and much more.


About Johannes Kepler

birth of the author

27 December 1571

death of the author

15 November 1630

country of the author


education of the author

Tübinger Stift, University Of Tübingen

knownfor of the author

Known For:
Kepler’s Laws Of Planetary Motion Kepler Conjecture Rudolphine Tables

occupation of the author

Astronomy, Astrology, Mathematics, Natural Philosophy


Truth is the daughter of time, and I feel no shame in being her midwife. — Johannes Kepler

Temporis filia veritas; cui me obstetricari non pudet. Truth is the daughter of time, and I feel no shame in being her midwife. — Johannes Kepler

For a long time I wanted to become a theologian… now, however, behold how through my efforts God is being debated in astronomy. — Johannes Kepler

I also ask you my friends not to condemn me entirely to the mill of mathematical calculations, and allow me time for philosophical speculations, my only pleasures. — Johannes Kepler

truth is the daughter of time and i feel no shame in being her midwife Johannes Kepler quote

The heavenly motions… are nothing but a continuous song for several voices, perceived not by the ear but by the intellect, a figured music which sets landmarks in the immeasurable flow of time. — Johannes Kepler

It may be well to wait a century for a reader, as God has waited six thousand years for an observer. — Johannes Kepler


The treasures hidden in the heavens are so rich that the human mind shall never be lacking in fresh nourishment. — Johannes Kepler

Since we astronomers are priests of the highest God in regard to the book of nature, it befits us to be thoughtful, not of the glory of our minds, but rather, above all else, of the glory of God. — Johannes Kepler

Geometry existed before the creation. It is co–eternal with the mind of God…Geometry provided God with a model for the Creation. — Johannes Kepler

Just as the eye was made to see colours, and the ear to hear sounds, so the human mind was made to understand, not whatever you please, but quantity. — Johannes Kepler

Geometry is one and eternal shining in the mind of God. That share in it accorded to men is one of the reasons that Man is the image of God. — Johannes Kepler

When things are in order, if the cause of the orderliness cannot be deduced from the motion of the elements or from the composition of matter, it is quite possibly a cause possessing a mind. — Johannes Kepler


I used to measure the Heavens, now I measure the shadows of Earth. The mind belonged to Heaven, the body’s shadow lies here. — Johannes Kepler

I measured the skies, now the shadows I measure, Sky–bound was the mind, earth–bound the body rests. [Kepler’s epitaph] — Johannes Kepler

I used to measure the skies, now I measure the shadows of Earth. Although my mind was sky–bound, the shadow of my body lies here. [Epitaph he composed for himself a few months before he died] — Johannes Kepler

Redundant Thematics

In Johannes Kepler Statements


Quantity is the fundamental feature of things,] the ‘primarium accidens substantiae,’ …prior to the other categories. — Johannes Kepler


Wheresoever the earth may be placed, or whithersoever it may be carried by its animal faculty, heavy bodies will always be carried towards it. — Johannes Kepler

What was Johannes Kepler known for?

Johannes Kepler is best known for his three laws of planetary motion. These laws are: Planets move in orbits shaped like an ellipse.
A line between a planet and the Sun covers equal areas in equal times.


Every corporeal substance, so far forth as it is corporeal, has a natural fitness for resting in every place where it may be situated by itself beyond the sphere of influence of a body cognate with it. — Johannes Kepler

Gravity is a mutual affection between cognate bodies towards union or conjunction (similar in kind to the magnetic virtue), so that the earth attracts a stone much rather than the stone seeks the earth. — Johannes Kepler

If the earth should cease to attract its waters to itself all the waters of the sea would be raised and would flow to the body of the moon. — Johannes Kepler

If the earth were not round, heavy bodies would not tend from every side in a straight line towards the center of the earth, but to different points from different sides. — Johannes Kepler