Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

法国是一个对未来充满信心但从不忘记历史的国家。

最好的书是那些让你以不同的方式看待世界的书。

理解布莱克-斯科尔斯模型的关键在于认识到它是基于对冲以消除风险的理念。