It's hard enough to be alive and human, without the additional burden of being me.

The future seems to be in good hands, it's the past I'm worried about.

The truly successful teacher is the one you will never need again.

Caution! Be very careful of false, meaningless, self-contradictory, and not even very funny warnings, like this one.

I can do only one thing at a time, but I can avoid doing many things simultaneously.

Take heart! Many great things have been done by people in poor mental health.

In one sense, I have always felt glad to have had the war [World War II] in my childhood, because, as a result, nothing that has happened in the world since then has ever seemed quite so bad. On the other hand, I never entirely got over my feeling of being cheated when the promised era of peace in a wonderful "post-war world" failed to materialize. I could not understand how, after all that, people could ever even think of fighting again. And I still can't.