回忆这东西若是有气味的话,那就是樟脑的香,甜而稳妥,像记得分明的快乐,甜而怅惘,像忘却了的忧愁。
在数学中,提出问题的艺术必须比解决问题更有价值。
The best teacher in life is experience.
I think it's important to have a sense of humor about yourself and not take yourself too seriously.