“ Whoever, in the pursuit of science, seeks after immediate practical utility may rest assured that he seeks in vain. 谁在追求科学的过程中,追求直接的实际效用,谁就可以放心,他的追求是徒劳的。 Hermann von Helmholtz 亥姆霍兹
“ The lips of the wise are as the doors of a cabinet; no sooner are they opened, but treasures are poured out before thee. 智慧人的嘴,好像柜门。他们一开门,财宝就倾倒在你面前。 Akhenaton 阿肯纳顿
“ An ordinary man can surround himself with two thousand books and thenceforward have at least one place in the world in which it is possible to be happy. 一个普通人可以用两千本书把自己包围起来,这样,他在这个世界上就至少有了一个可以快乐的地方。 Augustine Birrell 比勒尔