The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.

我们拥有的越多，我们就越少。

数学的进步归功于那些不是被应用的欲望驱动，而是被发现的喜悦驱动的人。

人は、自分が思っている以上に強い。でも、その強さに気づかないだけ。