If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

每个艺术家最初都是业余爱好者。

不要轻易放弃，坚持到底就是胜利。

当准备遇到机遇时，成功就会到来。