The main task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.

The best way to predict the future is to create it.

People with passion can change the world for the better.

我是自猫王以来最糟糕的事情，如此自私地做黑人音乐。

Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government," and as such constituted the "end of history."

你的态度，而非你的天赋，将决定你的高度。

The study of cognition is the study of how human beings understand their world.