Be greedy for gain will only make you lose more; learn to cherish what you have now.

得陇望蜀只会让你失去更多，学会珍惜眼前的东西吧。

The key to happiness is to cherish what you have and begotten what you have not.

获致幸福的不二法门是珍视你所拥有的、忘你所没有的.