E pur si muove. "Albeit It does move". (That's what Galileo purportedly muttered after torturers forced him to recant his theory that the earth orbits the sun.)

Showing a greater fondness for their own opinions than for truth, they sought to deny and disprove the new things which, if they had cared to look for themselves, their own senses would have demonstrated to them.

Scripture is a book about going to Heaven. It's not a book about how the heavens go.

They who depend upon manifest observations will philosophize better than those who persist in opinions repugnant to the senses.

The Universe is a grand book which cannot be read until one first learns to comprehend the language and become familiar with the characters in which it is composed. It is written in the language of mathematics.

The Milky Way is nothing else but a mass of innumerable stars planted together in clusters.

Mathematics is the language with which God has written the universe.