The kid knows okay, he's not going to get it right away, he's going to keep on asking.

孩子明白，他不会立刻成功，所以他就不停的问下去。

耶鲁公开课 - 心理学导论课程节选

Similarly, if you're dealing with immature humans and you want your child to get you a beer, you can't just sit, wait for the kid to give you a beer and uncap the bottle " and say, "Excellent. Good. Hugs."

类似的，如果你要训练的是未成年人,如果你想让你的孩子帮你拿一罐啤酒，你就不能只是坐着，等孩子把啤酒拿给你,然后你打开瓶盖,说，“太棒了，来抱一下“

耶鲁公开课 - 心理学导论课程节选