一只眼睛的人可以用来看水平仪，有毒的石头可以用来治疗痈疽。

当我接受自己本来的样子时，我就能改变。

The natural price of labor is that price which is necessary to enable the laborers, one with another, to subsist and to perpetuate their race, without either increase or diminution.

The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.

Knowledge can be shared, but wisdom cannot. It must be discovered and lived.

如果让我用一句话总结如何改变世界，我会说，努力工作，为那些真正激动人心的事物。

人的正确功能是生活，而不是生存。