To write is to confront the ghosts of the past and the uncertainties of the future.

家不是一个地方，而是一种感觉。

Let us not to take ourselves too serious. None of us has a monopoly on wisdom.

我不敢说我能改变世界，但我保证我能激发那个将改变世界的大脑。

The ability to observe and control electron motion in real-time opens up new frontiers in understanding the fundamental processes of nature.