希望是脆弱的，但它也是我们拥有的最强大的力量。
建筑之美来自于解决问题，而不是装饰表面。
"The truth is rarely pure and never simple."
Your attitude determines your altitude.
In programming, as in everything else, to be in error is to be reborn.
Every mathematical problem has a solution; you just need to find the right perspective.