如果你能在周围的人都失去理智并责怪你时保持冷静...
If you can keep your head when all about you are losing theirs and blaming it on you...
The best science fiction is not about the future; it's about the present.
Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.
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。