It has become a commonplace that aggressiveness also often has its roots in fear. I am inclined to think that this theory has been pushed too far. [...] The type of aggressiveness that is the outcome of timidity is not, I think, that which inspires great leaders; the great leaders, I should say, have an exceptional self-confidence which is not only on the surface, but penetrates deep into the subconscious.

Literature is inexhaustible, with every book a homage to infinity

Unless a man has been taught what to do with success after getting it, the achievement of it must inevitably leave him a prey to boredom.

Protestants, from the first, have been distinguished from their opponents by what they do not believe; to throw over one more dogma is, therefore, merely to carry the movement one stage further. Moral fervor is the essence of the matter.

Love is wise; hatred is foolish. In this world, which is getting more and more closely interconnected, we have to learn to tolerate each other, we have to learn to put up with the fact that some people say things that we don't like. We can only live together in that way. But if we are to live together, and not die together, we must learn a kind of charity and a kind of tolerance, which is absolutely vital to the continuation of human life on this planet.

The finding of arguments for a conclusion given in advance is not philosophy, but special pleading

It is a natural propensity to attribute misfortune to someone's malignity.