精神工作导致的疲劳不是因为工作的数量，而是因为工作的质量。
"I am free, no matter what rules surround me. If I find them tolerable, I tolerate them; if I find them too obnoxious, I break them. I am free because I know that I alone am morally responsible for everything I do."
We must measure what matters - not just financial returns but social and environmental impact too.
最好的投资是那些能让事情发生的人。
The difference between stupid and intelligent people—and this is true whether or not they are well-educated—is that intelligent people can handle subtlety.