生活的最好方式是跟随你的心。

传记的挑战不在于发现事实 - 而在于发现事实背后的意义。

A mathematician is a device for turning coffee into theorems.

However difficult life may seem, there is always something you can do and succeed at.

The charm of study consists chiefly in the satisfaction which the mind experiences in acquiring knowledge.

谋划先于行动，就会繁荣昌盛；行动先于谋划，就会失败灭亡。点评：《中庸》曾言「凡事豫则立，不豫则废。」没有事先的计划和准备，做事情很难成功的。