A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between theories and the best mathematician can notice analogies between analogies.
数学家是能在定理间找到类比的人；更好的数学家能在理论间看到类比；而最优秀的数学家能注意到类比之间的类比。
Keep learning, keep growing.
It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
成为作家意味着接受你将永远与自己的思想独处。
The rules of morality are not the conclusion of our reason.
每当心情郁闷的时候，用手托腮就好，手臂会因为帮上忙而开心的。
"I don't believe in happy endings, but I do believe in happy travels, because ultimately, you die at a very young age, or you live long enough to watch your friends die."