Quotes by Johannes Kepler

Science is the process of thinking God's thoughts after Him.

Just as the eye was made to see colours, and the ear to hear sounds, so the human mind was made to understand.

We do not ask for what useful purpose the birds do sing, for song is their pleasure since they were created for singing.

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

A lack of imagination is the death of science.

Mathematics alone soothes the mind through extraordinary assurance.

Ships and sails proper for the heavenly air should be fashioned.

Where there is matter, there is geometry.

At ubi materia, ibi Geometria.

Without proper experiments I conclude nothing.