A lot of people you think you know you don't know until you find out you don't know then it may be too late to know.

The recognized achievements of some Negroes, despite rigid racial barriers, indicate that society by its prejudices may be depriving itself of valuable contributions from many others. It is now doubtful whether America can afford the luxury of such a waste of human resources.

The history of art cannot be properly understood without some reference to the history of science. In both we are studying the symbols by which man affirms his mental scheme, and these symbols, be they pictorial or mathematical, a fable or formula, will reflect the same changes.

The nude gains its enduring value from the fact that it reconciles several contrary states. It takes the most sensual and immediately interesting object, the human body, and puts it out of reach of time and desire; it takes the most purely rational concept of which mankind is capable, mathematical order, and makes it a delight to the senses; and it takes the vague fears of the unknown and sweetens them by showing that the gods are like men and may be worshiped for their life-giving beauty rather than their death-dealing powers.

People sometimes tell me that they prefer barbarism to civilisation. I doubt if they have given it a long enough trial. Like the people of Alexandria, they are bored by civilisation; but all the evidence suggests that the boredom of barbarism is infinitely greater.

Sweeping, confident articles on the future seem to me, intellectually, the most disreputable of all forms of public utterance.

Lives devoted to Beauty seldom end well.