Science fiction works best when it stimulates debate.

Having one's eyes opened doesn't make one grateful.

Ray Bradbury is, for many reasons, the most influential writer in my life. Throughout our long friendship, Ray supplied not only his terrific stories but a grand model of what a writer could be, should be, and yet rarely is: brilliant and charming and accessible, willing to tolerate and to teach, happy to inspire but also to be inspired.

It's been a great place to get in touch with what people are really thinking. And to make contact with readers and other writers. Egalitarian, wide open, like the Wild West!

Grief is not productive. It simply represents an inefficiency in accepting change of status.

Man is the poet who kills, Woman the angel who eats.

The price of freedom—of individuality—is attention to politics, careful planning, careful organization; philosophy is no more a barrier against political disaster than it is against plague.