一个观念的价值在于它的实际后果。

The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

种一棵树最好的时间是20年前，第二好的时间是现在。

In the depth of solitude, I found the presence of all.

If investing is entertaining, if you're having fun, you're probably not making any money. Good investing is boring.