Be kind，for everyone you meet is fighting a hard battle.

一个人不论年龄多大，都要学习自己不懂的东西。这不是羞耻。

Happiness， like unhappiness， is a proactive choice.

The key to sustainable growth is balancing economic progress with environmental responsibility.

译文：因此，即使拥有中原的富饶，也比不上这座都城的无限繁华。

赢得奖牌并不是奥运会的重点。重要的是参与。