The smart way to keep people passive and obedient is to strictly limit the spectrum of acceptable opinion, but allow very lively debate within that spectrum.

在阿秒时间尺度上光与物质的相互作用揭示了一个比我们想象中更加动态的宇宙。

爱你的人如果没有按你所希望的方式来爱你，那并不代表他们没有全心全意地爱你。

The city is a book written by its inhabitants.

A nation's strength grows from the fertility of its fields and the wisdom of its farmers.

学习古人的文章，必须先理解其思想内涵，然后再学习其文辞表达。