【大意】等到大寒节气到来时，冰霜寒雪从天而降，然后才能知道只有松柏能经得住严寒考验，依然繁茂。

成功的衡量标准不仅仅是利润，还包括积极的影响。

The power of literature lies in its ability to reveal the depths of human nature.

The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

我们距离完全理解M理论还很远，但这一旅程已经带来了难以置信的回报。