Focus on being productive instead of busy.

The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions.

You can't let praise or criticism get to you. It's a weakness to get caught up in either one.

在朝堂上也可以当一名隐士，何必非要到深山老林中去呢？

Technological innovation in mining isn't about replacing people, but about making their jobs safer and more productive.

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.