快乐不在于占有这个人。快乐在于此。房间里有了另一个竞争者。
数学的本质在于它的自由。
You can't build a peaceful world on empty stomachs and human misery.
Music has taught me how to face the ups and downs of life.
My heart is bursting with love's pain.
Combinatorics is the art of counting without counting.