You can't go back and change the beginning, but you can start where you are and change the ending.

任正非内部讲话稿

公平竞争是足球的基石；没有它，比赛就失去了灵魂。

The hardest thing about being a director is figuring out what to do next.

用秤称一称，才能知道轻重；用尺量一量，才能知道长短。