真理是经得起经验考验的东西。
"A man's memory might have only a hundred clear days in it and he has lived thousands."
不了解人的缺点，不了解人的优点，不了解人优点中的缺点，不了解人缺点中的优点，就不可以随便用人，不可以随便教人。
The key to trading success is emotional discipline. If intelligence were the key, there would be a lot more people making money trading.
