历史学家是向后看的先知。

"Innovation in algorithms often comes from looking at old problems in new ways."

The market is a reflection of the economic cycle.

爱的意义是爱那些不可爱的；宽恕的意义是宽恕那些不可宽恕的；信仰的意义是信仰那些不可置信的；希望的意义是当一切看上去毫无希望的时候仍心有希望。