数学的力量在于它的抽象性，使我们能够看到不立即显现的模式和联系。
It is better to be unhappy in love than unhappy in marriage, but some people manage to be both.
In one of the stars I shall be living. In one of them I shall be laughing. And so it will be as if all the stars were laughing, when you look at the sky at night… You-only you-will have stars that can laugh…
Keep your circle small and your dreams big.