没有严格的执行和透明度，认证标准就毫无意义。
Certification standards are meaningless without rigorous enforcement and transparency.
所谓的天才是不断地承受痛楚。
当你为自己的生活承担责任的那一刻，就是你开始改变它的那一刻。
Every problem in mathematics has a solution; it's just a matter of finding the right path.
我不会让世界改变我的笑容。
Don't give up easily, because you never know what will happen in the next second.