优秀的数学家应该既严谨又富有想象力。

"Home isn't a place, it's a feeling."

The number one organ of ridicule, nowadays, is the newspaper. If you open the newspaper any day of the week, it's full of people who've messed up their lives. They've slept with the wrong person, taken the wrong substance, passed the wrong piece of legislation -- whatever it is, and then are fit for ridicule. In other words, they have failed. And they are described as "losers." Now, is there any alternative to this? I think the Western tradition shows us one glorious alternative, which is tragedy.

You don’t know what you can achieve until you try.

"Memory is a strange thing, it doesn't work like I thought it did. We are so used to thinking of it as a camera or a tape recorder, but it's not like that at all. It's more like a painter, who adds and subtracts elements according to his own rules."