Once we realize that imperfect understanding is the human condition, there is no shame in being wrong, only in failing to correct our mistakes.

对于看不见的事物的恐惧是每个人内心所称之为宗教的自然种子。

关于神，我无法知道他们是否存在。因为有许多阻碍我们认知的因素：问题的晦涩和人类生命的短暂。

我们是一个更大的生命共同体的一部分。

All behavior is motivated by some form of drive reduction.

I earnestly wish to point out in what true dignity and human happiness consists.

When you are young, you think that the world is a place where you can live as you choose. But as you get older, you realize that the world is a place where you have to live as you must.