"I have loved the stars too fondly to be fearful of the night."

"Measure what is measurable, and make measurable what is not so."

"The Bible shows the way to go to heaven, not the way the heavens go."

"The deeper I go into the sciences, the more I am convinced that the world is the work of an all-wise Creator."

"And finally, if the earth were to stop spinning, then the water in the oceans would fly off, and the mountains would crumble. So it must be moving."