Measure what can be measured, and make measureable what cannot be measured.

There are those who reason well, but they are greatly outnumbered by those who reason badly.

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.

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

I have never met a man so ignorant that I couldn't learn something from him.

God is known by nature in his works, and by doctrine in his revealed word.

Being infinitely amazed, so do I give thanks to God, Who has been pleased to make me the first observer of marvelous things, unrevealed to bygone ages.