“I’m not a converted Catholic. I’m still a nonbeliever, even though my idea of reason is the idea of a reason which is open to mystery.” 

“The political climate in our house was generally and loosely left: it was unthinkable that a Jew, our sort of Jew, the artisan Jewish worker, self-employed, poor, Yiddish-speaking, unassimilated, non-religious, could be anything but socialistic.”

“The name of Christ has caused more persecutions, wars, and miseries than any other name has caused. The darkest wrongs are still inspired by it.”

"Prayer seems to me a cry of weakness, and an attempt to avoid, by trickery, the rules of the game as laid down. I do not choose to admit weakness. I accept the challenge of responsibility. Life, as it is, does not frighten me, since I have made my peace with the universe as I find it, and bow to its laws."