长期来看，市场是一台称重机，但短期来看，它是一台投票机。

Every tree tells a story; our job is to make sure it's a story of renewal, not destruction.

The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.

学习不以学识渊博为尊贵，贵在能够所学的为正道。