历史不是过去，而是一张从特定视角绘制的地图，对现代旅行者有用。
"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."
In mathematics, the art of proposing a question must be held of higher value than solving it.
The history of the world is the history of a few men who had faith in themselves.
进化心理学不是关于人性中不可改变的部分，而是关于在我们祖先环境中具有适应性的部分。
言语是内在世界和外在世界之间的桥梁。