正是依靠观察和思考才能找到方法。所以我们必须不断挖掘和钻研。

Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.

每个人都有属于自己的故事，但并非每个人都能讲述它。

最令人兴奋的突破往往来自意想不到的地方。