In formulating any philosophy the first consideration must always be: What can we know? That is, what can we be sure we know, or sure that we know we knew it, if indeed it is at all knowable. Or have we simply forgotten it and are too embarrassed to say anything? Descartes hinted at the problem when he wrote, 'My mind can never know my body, although it has become quite friendly with my legs.

Everyone wants to get out of living where they're living now, because life is a pretty tough proposition and not much fun. But when you think back to earlier times, you only extrapolate the nice things.

If you are not failing now and again, its a sign you are not doing anything very innovative

Heaven knows, we all make mistakes. That's life - and chess.

I’m going to kill myself. I should go to Paris and jump off the Eiffel Tower. I’ll be dead. you know, in fact, if I get the Concorde, I could be dead three hours earlier, which would be perfect. Or wait a minute. It -- with the time change, I could be alive for six hours in New York but dead three hours in Paris. I could get things done, and I could also be dead.

Not only is there no God, but try finding a plumber on Sunday.

Everything is controlled by a small evil group to which, unfortunately, no one we know belongs.