Economics is not just about predicting behavior; it's about shaping it.

You have to believe in yourself when no one else does.

极不切实际的梦想即使没有实际权力做后盾，一样可以让人产生最大无畏的胆气。这是因为，怀有大希望者的力量可以有最荒谬的来源：一个口号、一句话或一枚徽章。

What’s really important is to question the questions.

Coal will remain part of the energy mix, but it must be cleaner and more responsible.

"Humor is the great thing, the saving thing. The minute it crops up, all our irritations and resentments slip away and a sunny spirit takes their place."