History is not the past. It is the method we have evolved of organizing our ignorance of the past.

The ladder of success is best climbed by stepping on the rungs of opportunity.

社会结构的研究是构成社会的社会关系系统的研究。

收藏就是将事物聚集到自己身边，从世界中取出东西并使它们成为你自己故事的一部分。

挑战让生活变得有趣；克服挑战让生活变得有意义。