准确的观察力常被没有这种能力的人称为愤世嫉俗。
伽罗瓦群和自守形式之间的联系是数学中最深刻的奥秘之一。
动口不如动手去干,求人不如自己亲自去办。
I will tell you what I will do and what I will not do. I will not serve that in which I no longer believe whether it call itself my home, my fatherland, or my church: and I will try to express myself in some mode of life or art as freely as I can and as wholly as I can, using for my defence the only arms I allow myself to use—silence, exile, and cunning.