真正面临的问题是：究竟什么是你幸福的来源？

The real question here is "what truly makes you happy?"

youdao

服务别人，而不是被别人服务，正是我幸福的来源。

It's about serving others, not being served. That's where my happiness comes from.

youdao

人均收入用来代表幸福，并且它也是幸福的来源，但它并不等同于幸福。

Per capita income is a proxy for and input into happiness, but it is not a synonym for it.

youdao