The true genius shudders at incompleteness — and usually prefers silence to saying something which is not everything it ought to be.

"The challenge in computer science is not just to solve problems, but to find the right problems to solve."

In a way, I've got some bad news, particularly to anybody who's come to Oxford from abroad. There's a real problem with snobbery, because sometimes people from outside the U.K. imagine that snobbery is a distinctively U.K. phenomenon, fixated on country houses and titles. The bad news is that's not true. Snobbery is a global phenomenon; we area global organization, this is a global phenomenon. What is a snob? A snob is anybody who takes a small part of you, and uses that to come to a complete vision of who you are. That is snobbery.

The past is never dead. It's not even past.

煤炭的未来在于可持续和负责任的采矿实践。

大萧条不是市场的失败，而是政策的失败。