一个个都说∶我是向上效法了尧、舜、夏禹、商汤、周文王、周武王的大道。”但所说的话却是互相攻击的，所行的事是截然相反的。 

Sustainability isn't a choice—it's our responsibility to future generations.

We try to buy stocks that are selling below their book value.

柴油发动机是当今已知效率最高的原动机。

你必须愿意冒险并突破界限，才能创造出真正原创的东西。