The only way to learn mathematics is to do mathematics.
Art is not a mirror to reflect reality, but a hammer to shape it.
The future of economics lies in bridging the gap between theory and practice.
有成就感的人会把世界看成一个友好的世界,并乐于看到它照原样保持下去,但失意者却会乐于看到世界急遽改变。
There is no scarcity of opportunity to make a living at what you love; there's only scarcity of resolve to make it happen.
相信生命值得活下去,你的信念会帮助创造这个事实。