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.

We must fish with the future in mind, not just the present.

有明确身份认同的人知道他们是谁以及他们代表什么。他们有强烈的自我意识，不容易被他人左右。

一个没有森林的世界，就是一个没有呼吸的世界。

The stream of thought is the stream of life solving its problems.

我不让错误定义我，我让它们磨砺我。

科学是一股向善的力量，但前提是我们明智地使用它。

Man's search for meaning is the primary motivation in his life.