The best time to plant a tree was 20 years ago. The second best time is now.
The more you know, the more you realize how little you know.
Profit should never come at the expense of the planet.
"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."
组织是人类的社区，而不是人力资源的集合。
Nothing is funnier than unhappiness.