也许你高估了你所没有的，低估了你所做的。

我不害怕采取不受欢迎的立场。

The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.

I am made and remade continually. Different people draw different words from me.

即使是小小的技艺，也一定有值得一看的地方。但对于远大的事业恐怕有所阻碍，所以君子不去干这些。