当你面对一个拧不动的螺栓或螺丝钉的时候：右转是拧紧，左转是拧松。

一个人不是生来就是女人，而是变成女人的。

不想当个美国白痴。

Hard work beats talent when talent doesn't work hard.

The beauty of mathematics lies not only in its ability to describe the world but also in its power to reveal the hidden structures that govern it.

Make women rational creatures, and free citizens, and they will quickly become good wives; — that is, if men do not neglect the duties of husbands and fathers.

时间是那些只有智慧作为财富的人的唯一资本。