真正的喜悦精神、崇高感、超越人类的感觉，这是最高卓越的试金石，在数学中同样可以在诗歌中找到。
The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.
聪明的投资是价值投资，获得的比你付出的更多。
Don't gain the world and lose your soul, wisdom is better than silver or gold.
The best revenge is just moving on and getting over it.
花总是表里不一，而我太年轻了，不知道该怎样爱护她……