For the educated, the authority of science rested on the strictness of its methods; for the mass, it rested on the powers of explanation.

The philosophical implication of race-thinking is that by offering us the mystery of heredity as an explanation, it diverts our attention from the social and intellectual factors that make up personality.

The mind tends to run along the groove of one's intention and overlook the actual expression.

Speech, after all, is in some measure an expression of character, and flexibility in its use is a good way to tell your friends from the robots.

Intellect has nothing to do with equality except to respect it as a sublime convention.

Take a portion of wit, And fashion it fit, Like a needle, with point and with eye: A point that can wound, An eye to look round, And at folly or vice let it fly

The intellectuals' chief cause of anguish are one another's works.