经济学的任务不仅在于解释现象，更在于为社会提供实际的建议和政策。

You don't have to be perfect to be a good baker.

史记

For as long as I can remember, Mom has been a middle-aged woman, but no one told me she used to be a young girl.

我不是说唱歌手，我是一个改变思想的人。

成功的衡量标准不仅仅是利润，还有我们留下的积极影响。