Your work will be endless， but your time is finite. You cannot limit the work so you must limit your time. Hours are the only thing you can manage.

死者从未远离我们。他们在我们心中，在我们脑海里，在我们周围。

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

Stay calm, accept the current self, do well, and often you can do things well: ordinary people can also do extraordinary things.

改变行为的唯一方法是通过操纵强化偶然性。

To create is to confront the chaos of existence and give it form.

最好的交易者是那些能够从错误中学习的人。