The world is full of people who have never, since childhood, met an open doorway with an open mind.

The personal is always political.

在外交中，信任是一个更宝贵的货币，而不是金钱。

The opinions of the wise are alike, but fools have their own way.

You don't get over a loss like that; you learn to live with it.

马克思的功绩在于他忽然在社会思想史上产生了一个质的变化。他解释历史，理解其动力，预测未来，但除了预测之外，他还表达了一个革命性的概念：世界不仅必须被解释，还必须被改变。