translation.en: And the first person who gets happy when you do that, you don't do anything for anybody else, but you get happier, you yourself, because your whole perception broadens and you suddenly see the whole world and all of the people in it.
translation.zh: 当你那样想的时候，第一个快乐起来的人是你， 你还没有为其他人做任何事，你就会变得更快乐，你自己， 因为你的整个观念开阔了， 你突然看到整个世界和它其中所有的人。