The man with a toothache thinks everyone happy whose teeth are sound. The poverty-stricken man makes the same mistake about the rich.

努力追求卓越，而非平庸。

诗人必须像一棵树，扎根于故土，从中汲取养分才能结出果实。

The most dangerous phrase in business is: "We've always done it this way."

The older one grows, the more one likes indecency.