"God gives every animal the means of saving its life—why object if he gives astrology to the astronomer?"

"I have been a fool, but I have learned from my folly."

"The universe is a machine, and God is its engineer."

"Provide ship or sails adapted to the heavenly breezes, and there will be some who will not fear even that void [of space]… . So, for those who will come shortly to attempt this journey, let us establi…"

"I have been a man of faith, and I have trusted in God's plan."