1、Never say die.
永不气馁！
2、Keep on going never give up.
勇往直前，决不放弃！
3、Believe in yourself.
相信你自己！
4、You think you can, you can.
你认为你行，你就行。
5、Grasp one today, more than two tomorrows.
把握一个今天，胜似两个明天。
6、Challenge yourself and break through the limit.
挑战自我，突破极限。