最好的数学是永恒的。
The best mathematics is timeless.
我不必完美。我只需要尽我所能。
I think the most important thing for a singer is not skill, but emotion.
后世之人大概不会相信,这样一个人(圣雄甘地)曾有血有肉地走在这地球上。
The sun is our most powerful tool in Africa. We must learn to work with it, not against it.
快乐的人,只有快乐的人,是能把今天称为自己所有的那个人。