历史不仅仅是关于发生了什么，而是关于被记住的内容和方式。

The most profound ideas in mathematics often arise from the simplest observations.

真正的领导力意味着今天做出艰难的决定，这些决定将使后代受益。

The reason that the invisible hand often seems invisible is that it is often not there.

Psychology is the science of mental processes.