The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

音乐让我疯狂，也让我冷静。

学习问题的复杂性通常由假设空间的大小和结构决定。

心灵不是一个物体，而是一个过程——一个不断变化的体验与适应的流动。

True leadership is about empowering others to achieve more than they thought possible.

从近处看，生活是悲剧；从远处看，生活是喜剧。