不过是君主不把它[爱人利人]用在政事上,士大夫也不把它付诸行动罢了。
在生物圈的地质历史演化中,智慧圈是众多阶段的最后一个阶段。
The joy of discovery in mathematics is unparalleled.
A man's work is nothing but this slow trek to rediscover, through the detours of art, those two or three great and simple images in whose presence his heart first opened.