"I am about to take leave of this earth, and I can say that I have seen more wonders than any man before me."

"Aristotle was indeed a great man, and his writings are excellent; but he was a man, and not a god."

"It is a false and dangerous opinion that the authority of Scripture should be preferred to the authority of reason."

"You cannot teach a man anything; you can only help him find it within himself."

"I consider the best judge to be the one who knows how to listen to both sides."