The fountain of content must spring up in the mind, and they who have so little knowledge of human nature as to seek happiness by changing anything but their own dispositions will waste their lives in fruitless efforts.
Singing is my way of expressing gratitude for the gift of music.
我不认为自己是一个对答案感兴趣的作家。我对问题感兴趣。
代数群的算术是理解朗兰兹猜想的关键。
"There are two occasions when the sacred beauty of Creation becomes dazzlingly apparent, and they occur together. One is when we feel our mortal insufficiency to the world, and the other is when we feel the world's mortal insufficiency to us."