“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.”

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

“Happiness is the final and perfect fruit of obedience to the laws of life.”

“The highest result of education is tolerance.”

“Example is the best lesson there is.”

“Only a man's character is the real criterion of worth.”

“It isn't enough to talk about peace. One must believe in it. And it isn't enough to believe in it. One must work at it.”

“In the long run, we shape our lives and we shape ourselves. The process never ends until we die. And the choices we make are ultimately our own responsibility.”