Among thousands of people, you meet those you've met. Through thousands of years, across the boundless wilderness of time, you happen to meet them, neither earlier nor a bit too late. There is nothing to be said except to ask lightly, "Oh, you're here too?"

If you can't explain it simply, you don't understand it well enough.

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. )

煤炭的真正价值在于我们如何负责任地开采和使用它。

把你的心挂在袖子上不是一个好计划；你应该把它放在里面，那里它运作得最好。