Johannes Kepler

Astronomer, Mathematician

Johannes Kepler was a key figure in the scientific revolution, known for formulating the laws of planetary motion and his work 'Astronomia Nova'.

Born
December 27, 1571
Died
November 15, 1630
Quotes
97
Rank
#224

About Johannes Kepler

Johannes Kepler — Life and Legacy

Johannes Kepler was a German mathematician and astronomer whose work fundamentally transformed our understanding of the cosmos. His most significant contribution, the laws of planetary motion, emerged from his meticulous observations and calculations, particularly in his seminal work 'Astronomia Nova'. Kepler's first law, which states that planets move in elliptical orbits with the Sun at one focus, challenged the long-held belief in circular orbits and demonstrated a new understanding of celestial mechanics. Kepler's quotes often reflect his deep fascination with the universe's order and beauty. For instance, he famously stated, 'The universe is a harmony of proportions,' which encapsulates his belief in the mathematical relationships governing celestial bodies. This perspective not only advanced astronomy but also laid the groundwork for future scientific inquiry, including Newton's laws of motion. Today, Kepler's insights continue to resonate, influencing both scientific thought and our philosophical understanding of humanity's place in the universe. His ability to blend observation with mathematical reasoning exemplifies the spirit of the scientific revolution, making his work timeless and relevant in the ongoing quest for knowledge.

Quote collection

Johannes Kepler quotes (page 1 of 5)

97 quotes — follow a thought to its full quote page.

Johannes Kepler Astronomer, Mathematician
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"The wisdom of the Lord is infinite as are also His glory and His power. Ye heavens, sing His praises; sun, moon, and planets, glorify Him in your ineffable language! Praise Him, celestial harmonies, and all ye who can comprehend them! And thou, my soul, praise thy Creator! It is by Him and in Him that all exist."

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Johannes Kepler Astronomer, Mathematician
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"I much prefer the sharpest criticism of a single intelligent man to the thoughtless approval of the masses."

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Johannes Kepler Astronomer, Mathematician
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"Where there is matter, there is geometry."

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Johannes Kepler Astronomer, Mathematician
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"The chief aim of all investigations of the external world should be to discover the rational order and harmony which has been imposed on it by God and which He revealed to us in the language of mathematics."

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Johannes Kepler Astronomer, Mathematician
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"Why are things as they are and not otherwise?"

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Johannes Kepler Astronomer, Mathematician
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"The heavenly bodies are nothing but a continuous song for several voices (perceived by the intellect, not by the ear); a music which... sets landmarks in the immeasurable flow of time. It is therefore, no longer surprising that man, in imitation of his creator, has at last discovered the art of figured song, which was unknown to the ancients. Man wanted to reproduce the continuity of cosmic time... to obtain a sample test of the delight of the Divine Creator in His works, and to partake of his joy by making music in the imitation of God."

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Johannes Kepler Astronomer, Mathematician
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"It is a right, yes a duty, to search in cautious manner for the numbers, sizes, and weights, the norms for everything [God] has created. For He himself has let man take part in the knowledge of these things ... For these secrets are not of the kind whose research should be forbidden; rather they are set before our eyes like a mirror so that by examining them we observe to some extent the goodness and wisdom of the Creator."

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Johannes Kepler Astronomer, Mathematician
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"Once miracles are admitted, every scientific explanation is out of the question."

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Johannes Kepler Astronomer, Mathematician
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"I had the intention of becoming a theologian...but now I see how God is, by my endeavors, also glorified in astronomy, for 'the heavens declare the glory of God.'"

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Johannes Kepler Astronomer, Mathematician
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"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."

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

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Johannes Kepler Astronomer, Mathematician
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"We do not ask for what useful purpose the birds do sing, for song is their pleasure since they were created for singing. Similarly, we ought not to ask why the human mind troubles to fathom the secrets of the heavens."

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Johannes Kepler Astronomer, Mathematician
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"My greatest desire is that I may perceive the God whom I find everywhere in the external world, in like manner also within and inside myself."

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Johannes Kepler Astronomer, Mathematician
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"Yet in this my stars were not Mercury as morning star in the angle of the seventh house, in quartile with Mars, but they were Copernicus, they were Tycho Brahe, without whose books of observations everything which has now been brought by me into the brightest daylight would lie buried in darkness."

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Johannes Kepler Astronomer, Mathematician
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"I believe only and alone in the service of Jesus Christ. In him is all refuge and solace."

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Johannes Kepler Astronomer, Mathematician
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"I am stealing the golden vessels of the Egyptians to build a tabernacle to my God from them, far far away from the boundaries of Egypt. If you forgive me, I shall rejoice; if you are enraged with me, I shall bear it. See, I cast the die, and I write the book. Whether it is to be read by the people of the present or of the future makes no difference: let it await its reader for a hundred years, if God himself has stood ready for six thousand years for one to study him."

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Johannes Kepler Astronomer, Mathematician
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"If God himself has waited six thousand years for someone to contemplate his works, my book can wait for a hundred."

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Johannes Kepler Astronomer, Mathematician
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"The cause of the six-sided shape of a snowflake is none other than that of the ordered shapes of plants and of numerical constants; and since in them nothing occurs without supreme reason-not, to be sure, such as discursive reasoning discovers, but such as existed from the first in the Creators's design and is preserved from that origin to this day in the wonderful nature of animal faculties, I do not believe that even in a snowflake this ordered pattern exists at random."

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