"We are all the heroes of our own stories."

我总是很高兴地想到，我的教育大部分是非正式的，并且根植于土壤之中。

Fear is the biggest disability of all. And will paralyze you more than being in a wheelchair.

君子之交淡如水，小人之交甘若醴。

数学不是一项观赏性运动。

真相很少是纯粹的，也从不简单。

Success is doing what you want to do, when you want, where you want, with whom you want, as much as you want.