Leadership is about vision, but also about execution.

Twenty years of romance make a woman look like a ruin; but twenty years of marriage make her look like a public building.

在经济学中，就像在生活中一样，答案往往比最初看起来更加微妙。

出自《魏源集·默觚下·治篇五》。三代以上，天都跟现在的天不一样，地都跟现在的地不一样，人也跟现在的人不一样，物也和现在的物不一样。