时间是我们学习的学校，时间是我们燃烧的火焰。

行为由当前刺激情境和过去的强化历史决定。

生活中唯一的限制是你自己设定的。

And when you do I want you to know this， remember this: there is no such thing as failure. Failure is just life trying to move us in another direction. Now when you’re down there in the hole， it looks like failure. So this past year I had to spoon feed those words to myself.

Collaboration is a form of generosity in art.