The only way to change behavior is through manipulation of reinforcement contingencies.

The past is a foreign country; they do things differently there.

You can have all the talent in the world, but if you don’t work hard, it won’t matter.

The biggest weapon against stress is our ability to choose one thought over another.

释义：世间万物的发展变化都由命运决定，人力难以控制分毫。

成功是一段旅程，而不是终点。过程往往比结果更重要。

成功人士与其他人之间的唯一区别就是努力工作。

The role of the economist is part scientist, part engineer.

我设计的流动性来自创造相互流动的空间的理念。