From principles is derived probability, but truth or certainty is obtained only from facts.

If you associate enough with older people who do enjoy their lives, who are not stored away in any golden ghettos, you will gain a sense of continuity and of the possibility for a full life.

I would join Sisyphus in Hades and gladly push my boulder up the slope if only, each time it rolled back down, I were given a line of Aeschylus.

I don't really have a system or set of principles. It's kind of common sense mixed up with instinct.

If an idea's worth having once, it's worth having twice.

Biography is the mesh through which real life escapes.

I never had any frustration about writing uncredited. I always felt that the satisfaction of doing it was in the doing of it, really, and getting recognised by the small number of people that know what you did.