Life is like underwear, should be changed twice a day.

Teachers are to inspire; librarians are to fulfill.

It's not going to do any good to land on Mars if we're stupid.

Science fiction is a great way to pretend you are writing about the future when in reality you are attacking the recent past and the present. You can criticize communists, racists, fascists or any other clear and present danger, and they can't imagine you are writing about them.

To solve the drug problem, we have to start at the root - first grade. If a boy has all the toys in his head that reading can give him, and you hook him into science fiction, then you've got the future secured.

The important thing of any time you live in is to be in love yourself. You float above your time then. It's what you want that counts, not what your time wants.

The autumn leaves blew over the moonlit pavement in such a way as to make the girl who was moving there seem fixed to a sliding walk, letting the motion of the wind and the leaves carry her forward. [...] The trees overhead made a great sound of letting down their dry rain.