交易成功的关键是情绪纪律。

There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

定义就是限制。

小心你讨厌的人，可能是你某天必须合作的对象。