A proof of a proposition is a process the nature of which is such as to produce in us a belief in that proposition.

"You have to dream, you have to have a vision, and you have to set a goal for yourself that might even scare you a little because sometimes that seems far beyond your reach."

I'm the kind of guy that'll make you wanna quit your job.

我不是说唱歌手，我是一个美洲原住民的传奇。

So what I want to argue for is not that we should give up on our ideas of success, but we should make sure that they are our own. We should focus in on our ideas, and make sure that we own them; that we are truly the authors of our own ambitions. Because it's bad enough not getting what you want, but it's even worse to have an idea of what it is you want, and find out, at the end of the journey, that it isn't, in fact, what you wanted all along.