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。
The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it, he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed.
Language is not just a system of symbols， but a set of practices with social and cultural significance.
"A play is a wound that never heals."
借助显微镜的帮助，没有什么小到能逃脱我们的探究；因此，一个新的可见世界向我们的理解力敞开了。
译文：只要把握现在，做好当下的事情，不要管将来会有什么样的结果。
The study of psychology must include the study of the environment in which the mind operates.
早规划、早行动，方能成功。
最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。