A proof is a way to convince yourself and others that something is true.
Leadership is about creating more leaders, not more followers.
The only limit to our realization of tomorrow will be our doubts of today.
The only limits that exist are the ones in your mind.
在一个真正属于孩子的地方，孩子会尽力去注意自己的举止，控制自己的行为。
我不是说唱歌手，我是一个非洲的传奇。