唯一的限制是你为自己设定的限制。

选择很简单：要么我们现在保护自然，要么我们以后付出代价。

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

深度学习是一种机器学习形式，它使计算机能够从经验中学习，并通过概念层次来理解世界。