Criticism should be a casual conversation.

When someone between twenty and forty says, apropos of a work of art, 'I know what I like,' he is really saying 'I have no taste of my own but accept the taste of my cultural milieu.

It is nonsense to speak of 'higher' and 'lower' pleasures. To a hungry man it is, rightly, more important that he eat than that he philosophize.

Health is the state about which medicine has nothing to say.

Whatever the field under discussion, those who engage in debate must not only believe in each other's good faith, but also in their capacity to arrive at the truth.

It is, for example, axiomatic that we should all think of ourselves as being more sensitive than other people because, when we are insensitive in our dealings with others, we cannot be aware of it at the time: conscious insensitivity is a self-contradiction.

Those who will not reason, perish in the act. Those who will not act, perish for that reason.