In the past week or month, what have you spent time doing?
在过去一周或一月中,你都做了些什么?
I spent much time on my phone without doing my homework.
我花了很多时间在手机上,没做家庭作业。
I spent my summer holidays doing a part-time job to make some money.
我暑假时靠着一份兼职工作赚一些钱。
And the idea, again, is the kids who don't get rewarded say to themselves, "Well, I just spent time doing it, it must have an intrinsic value," while the children who get rewarded say, "I did it for the sticker. I did it for the toy.
再一次,没有得到奖励的孩子心里想,“我花了时间来做这件事,它一定是有内在的价值的”,而拿到奖励的小孩会说,“我是为了贴纸和玩具才做的”
But what the Greeks spent most of their time doing was fighting each other, one hoplite phalanx against another hoplite phalanx.
但是希腊人在大部分时间里都是方阵对抗,一个步兵方阵和另外一个步兵方阵对垒
This should all sound incredibly familiar, like I'm just repeating myself in terms of photoelectric effect, because essentially that's what I'm doing, and that's one reason we spent so much time and did so many problem-set problems on the photoelectric effect.
这应该听起来极其熟悉,就像我在重复自己在讲光电效应时所说的话,因为基本上我正是在这样做,这也是我们在光电效应这个问题上,花这么多时间,做这么多习题的原因之一。
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