"The knowledge of God is very far from the love of Him."

"All of humanity's problems stem from man's inability to sit quietly in a room alone."

"If we submit everything to reason, our religion will have nothing in it mysterious or supernatural."

"The strength of a man's virtue should not be measured by his special efforts, but by his ordinary doing."

"It is dangerous to make a man see too clearly his equality with brutes without showing him his greatness."