When you fail, you learn. When you succeed, you learn even more.

我选择一块大理石，然后砍掉我不需要的部分。

气候变化的解决方案始于我们如何管理森林。

The rule, or measuring rod, which the behaviorist puts in front of him always is: Can I describe this bit of behavior I see in terms of "stimulus and response"?

继续闪耀，世界需要你的光芒。