The true artist is quite rational as well as imaginative and knows what he is doing; if he does not, his art suffers.

The Earth should not be cut up into hundreds of different sections, each inhabited by a self-defined segment of humanity that considers its own welfare and its own "national security" to be paramount above all other consideration.

All normal life, Peter, consciously or otherwise, resent domination. If the domination is by an inferior, or by a supposed inferior, the resentment becomes stronger.

All roads lead to Trantor, says the old proverb, and that is where all stars end.

I don't believe in an afterlife, so I don't have to spend my whole life fearing hell, or fearing heaven even more. For whatever the tortures of hell, I think the boredom of heaven would be even worse.

To insult someone we call him 'bestial. For deliberate cruelty and nature, 'human' might be the greater insult.

It is the writer who might catch the imagination of young people, and plant a seed that will flower and come to fruition.