我不需要任何人的认可来知道自己的价值。

Every mathematical problem has a solution; sometimes it just takes time to find it.

The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.

幽默只是对抗宇宙的另一种防御机制。