People feel guilty. And guilt is stymieing. Guilt immobilizes. Guilt closes the air ducts and the veins, and makes people ignorant.

What I think it really means is: I'm a teacher. I am a teacher. I teach all the time, as you do and as all of you do-whether we know it or not, whether we take responsibility for it or not. I hold nothing back because I want to see that light go off. I like to see the children say, 'I never thought of that before.' And I think, 'I've got them!'

Never, never let a person know you're frightened. And a group of them ... absolutely never. Fear brings out the worst in everybody.

There is an intimate laughter to be found only among friends

I think that that's the wisest thing - to prevent illness before we try to cure something.

There's racism and sexism and ageism and all sorts of idiocies. But bad news is not news. We've had bad news as a species for a long time. We've had slavery and human sacrifice and the holocaust and brutalities of such measure.

I come as one, but stand as 10,000.