"When one compares the talents one has with those of a Leibniz, one is tempted to throw away one's books and go die qu…"

"We are far more liable to catch the vices than the virtues of our associates."

"What is this world? A complex whole, subject to endless revolutions. All these revolutions show a continual tendency …"

"As to all the outward signs that awaken within us feelings of sympathy and compassion, the blind are only affected by…"

"From fanaticism to barbarism is only one step."

"If you want me to believe in God, you must make me touch him."

"How easy it is to tell tales!"

"Distance is a great promoter of admiration!"

"It is said that desire is a product of the will, but the converse is in fact true: will is a product of desire."

"Only a very bad theologian would confuse the certainty that follows revelation with the truths that are revealed. The…"