Voltaire

“Doubt is not a pleasant condition, but certainty is an absurd one.”

“What is tolerance? It is the consequence of humanity. We are all formed of frailty and error; let us pardon reciprocally each other's folly — that is the first law of nature.”

“Men will always be mad, and those who think they can cure them are the maddest of all.”

“Let us cultivate our garden.”

“It is the privilege of true genius, and certainly of the genius that opens a new road, to make without punishment great mistakes.”

“It is better to risk sparing a guilty person than to condemn an innocent one.”

“The secret of being a bore is to tell everything.”

“Love truth, but pardon error.”

“All mortals are equal; it is not their birth, but virtue itself that makes the difference.”

“Man is free at the instant he wants to be.”

“If God did not exist, it would be necessary to invent him.”

“We must cultivate our garden.”

“The best is the enemy of the good.”