We've talked about one the main concepts in physiology being homeostasis, that is 'how do you maintain a constant internal environment?

我们讲到了生理学的主要概念,内稳态,即如何维持内环境的稳定

耶鲁公开课 - 生物医学工程探索课程节选

And so, the behaviorist manifesto would then be to develop a science without anything that's unobservable and instead use notions like stimulus and response and reinforcement and punishment and environment that refer to real world and tangible events.

因此，行为主义者的目标,是建立一门科学,将一切不可观测的事情都排除在外,取而代之的是应用,诸如刺激，反应，强化，惩罚,以及表示现实世界和客观事件的环境,之类的概念来进行研究。

耶鲁公开课 - 心理学导论课程节选

So it turns out in C, you can absolutely represent the idea of a condition, a branch, a fork in the road.

结果在C语言中，你们完全可以表示出环境的概念,一个分支，一个三岔路口。

哈佛公开课 - 计算机科学课程节选