The very important thing you should have is patience.

The melancholy science from which I make this offering to my friend relates to a region that from time immemorial was regarded as the true field of philosophy, but which, since the latter's conversion into method, has lapsed into intellectual neglect, sententious whimsy, and finally oblivion.

幸福的秘诀是：尽量扩大你的兴趣，对感兴趣的人和物尽可能友善。

历史不仅仅是关于过去；它是一个塑造我们当下和未来的活生生的实体。