为何一个人建了一堵墙,另一个人马上就想知道墙的另一边是什么?
Why is it that when one man builds a wall, the next man immediately needs to know what's on the other side?
Life is about making an impact, not making an income.
Education is what survives when what has been learned has been forgotten.
我的名字叫尤塞恩·博尔特,我不认为有什么极限。