当你停下来思考你是否爱一个人时，你已经永远停止爱那个人了。

引力波的探测为我们打开了一扇观察宇宙的新窗口。

The future isn't written in the stars. There are no guarantees. So claim your adulthood. Be intentional. Get to work.

至今一切社会的历史都是阶级斗争的历史。