Our bodies can be mobilized by law and police and men with guns, if necessary-but where shall we find that which will make us believe in what we must do, so that we can fight through to victory?

I am comforted by life's stability, by earth's unchangeableness. What has seemed new and frightening assumes its place in the unfolding of knowledge. It is good to know our universe. What is new is only new to us.

It is good to know our universe. What is new is only new to us.

It is worse than folly... not to recognize the truth, for in it lies the tinder for tomorrow.

Fatalism is a false premise. What will be is not necessarily what must be.

Because psychologists have been able to discover, exactly as in a slow-motion picture, the way the human creature acquires knowledge and habits, the normal child has been vastly helped by what the retarded have taught us.

If you start to revise before you've reached the end, you're likely to begin dawdling with the revisions and putting off the difficult task of writing.