Problem solving is a search through a space of possible solutions.

合作是关键——政府、企业和社区必须共同努力，实现可持续的森林管理。

婚姻是一所好学校。

You have to believe in the impossible.

The curious paradox is that when I accept myself just as I am, then I can change.

I choose a lazy person to do a hard job. Because a lazy person will find an easy way to do it.

读书人如果不树立良好的品德，必定写不出好文章。