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"?

孩子对环境美丑的直觉是非常敏锐的。

"摄影是使不可见变为可见的艺术。"

For Chinese games to go global, they must have their own cultural characteristics.

每个人都有存在的意义，我真心相信这一点。