过去是一个异国，但我们都是它的公民。

我不是榜样。我只是一个像其他人一样试图弄清楚的人。

I'm not perfect, but I'm perfectly me.

The only limit to our realization of tomorrow is our doubts of today.

The architecture of a system determines its behavior more than the content of its knowledge.

"Sometimes the hardest thing to do is to tell the simplest truth."