Talent is how quickly your skills improve when you invest effort. Effort is what makes skill productive.

Music is the language of the soul.

So, I went through life constantly practicing this model of disciplinary approach. Well, I can’t tell you what that’s done for me. It’s made life more fun. It’s made me more constructive. It’s made me more helpful to others. It’s made me enormously rich.

生命短暂，但如果我们活得正确，一次就足够了。

The quality of an organization's principles determines the quality of its actions.