"Capitalism is the best system ever invented to lift people out of poverty."

The strength of a nation lies in the unity of its people.

学习的速度决定成长的速度。

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.

数学是给不同事物起相同名字的艺术。

The plastic industry must evolve or become obsolete—sustainability is no longer optional.