The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it; and habit fills up what remains.

反应的概率由其强化历史决定。

The world is a book, and those who do not travel read only one page.

释义：即使你的官位清廉如水，也难免碰到那些滑头狡猾的下属。

There is a kind of bird that can never be closed, for its feathers are shining bright.