Johannes Kepler Quotes

I used to measure the skies, now I measure the shadows of Earth.Although my mind was sky-bound, the ...

Discover the force of the skies O Men: once recognised it can be put to use.

We ought not to ask why the human mind troubles to fathom the secrets of the universe. The diversity...

The diversity of the phenomena of nature is so great, and the treasures hidden in the heavens so ric...

Planets move in ellipses with the Sun at one focus.

The orbit of every planet is an ellipse with the sun at one of the two foci.

…   not my own opinion, but my wife’s: Yesterday, when weary with writing, I was called to supper, a...

Sky-bound was the mind, Earth-bound the body rests

If there is anything that can bind the mind of man to this dreary exile of our earthly home and can ...

I much prefer the sharpest criticism of a single intelligent man to the thoughtless approval of the ...

Nature uses as little as possible of anything.

Now because 18 months ago the first dawn, 3 months ago broad daylight but a very few days ago the fu...

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