世界的进步,部分依赖于那些未被历史记载的行为;你我如今的处境还不至于太糟,有一半要归功于那些默默无闻、忠诚生活,并长眠于无人祭扫的坟墓中的人们。
In mathematics, the art of proposing a question must be held of higher value than solving it.
Pity, or compassion, is an emotion equally natural to all men.
Every artist is a cannibal, every poet is a thief.
Any change, even a change for the better, is always accompanied by drawbacks and discomforts.