量化金融最重要的教训是，你必须理解模型的局限性。

我不相信写作障碍，我只相信写作懒惰。

The best thing about success is knowing that your work has paid off.

In times of adversity and change, we really discover who we are and what we're made of.

人的生命是有限的，但为人民服务是无限的。

He allowed himself to be swayed by his conviction that human beings are not born once and for all on the day their mothers give birth to them, but that life obliges them over and over again to give birth to themselves.