Progress might have been alright once, but it has gone on too long.
From all this it follows what the general character of the problem of the development of a body of scientific knowledge is, in so far as it depends on elements internal to science itself.
When you waste a moment, you have killed it in a sense, squandering an irreplaceable opportunity. But when you use the moment properly, filling it with purpose and productivity, it lives on forever.
It is probably safe to say that all the changes of factual knowledge which have led to the relativity theory, resulting in a very great theoretical development, are completely trivial from any point of view except their relevance to the structure of a theoretical system.
Women would rather be right than reasonable.
Humor is laughing at what you haven’t got when you ought to have it.
Everything is produced by the workers, and the minute they try to get something by their unions they meet all the opposition that can be mustered by those who now get what they produce.
If you don’t want to work you have to work to earn enough money so that you won’t have to work.
One of the great needs of Negro children is to have books about themselves and their lives that can help them be proud.
We younger Negro artists who create now intend to express our individual dark-skinned selves without fear or shame. If white people are pleased, we are glad. If they are not, it doesn’t matter. We know we are beautiful. And ugly too.