“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.”

“There is a higher court than courts of justice and that is the court of conscience. It supersedes all other courts.”

“Nonviolence is the first article of my faith. It is also the last article of my creed.”

“There are many causes that I am prepared to die for but no causes that I am prepared to kill for.”

“For the world is in a bad state, but everything will become still worse unless each of us does his best. So, let us be alert — alert in a twofold sense: Since Auschwitz we know what man is capable of. And since Hiroshima we know what is at stake.”

“If there is a meaning in life at all, then there must be a meaning in suffering. Suffering is an ineradicable part of life, even as fate and death.”

“Ultimately, man should not ask what the meaning of his life is, but rather must recognize that it is he who is asked. In a word, each man is questioned by life; and he can only answer to life by answering for his own life; to life he can only respond by being responsible.”