悲伤是爱的影子。

我们都在阴沟里，但仍有人仰望星空。

最好的书是让你感到不再孤独的书。

It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.

Curiosity drives science, but ethics must guide it.

The most dangerous thing is to be alive. But it is also the most beautiful.

我们完全可能是在从错误的侧面考察世界，要找到有关世界的正确答案，也许需要改变视点、从世界的另一面考察它，即从心理内部而非心理外部考察。