It's a tragedy that modernity has released this Ebola beast into the world. It renders humans untouchable, and that's sickening. The international response so far has been scandalous. China has delivered f**k all.

Certainly, I think being depressed is absolutely part of the human condition, it has to be, if there's joy there's its opposite, and it's something you ride if you possibly can.

Blair has called Africa 'a scar on our conscience'. It is more. It is the gaping wound of the world's soul.

Because we can't comprehend it, and that's what allows us to do it again. And it is the normal, it's the average person that can do this. Again, in an imaginary other universe, maybe we'd have done it. That's the terrible truth that lies at the heart of each of us; that imponderable, 'were I not Jewish, in Hungary, Czechoslovakia, Germany, would I have gone down on the other side?'

I'm sure I'm very difficult to live with because of my make-up and personality.

Human progress depends on unreasonable people. Reasonable people accept the world as they meet it; unreasonable people persist in trying to change it. Well, I'm Bob and I'm an unreasonable person. And if TED is anything, it is the olympics of unreasonable people.

I do think I feel it but you don't think you are cause at a certain time you are no age but you don't think you are anything. You feel the life you have lived. I feel that. It's been a long fifty years.