最好的数学是你第一眼看不明白的数学。
A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving...
I was never really insane except upon occasions when my heart was touched.
巫术并非源于对普遍力量的抽象概念,也不是错觉的结果;它是一种源于人类需求的制度。