数学家是将咖啡转化为定理的装置。
A mathematician is a device for turning coffee into theorems.
The novel is the most complete and profound expression of human liberty.
写作的艺术是发现你相信什么的艺术。
【讲解】：我十五岁时开始立志学习，三十岁时能立足与社会，四十岁时能通情达理遇事不再疑惑，五十岁时懂得了天命的道理，六十岁能听的进不同的意见，到了七十岁时已经达到随心所欲，想怎么做就怎么做，也不会超出规矩。
You must be the change you wish to see in the world.