And if you haven't done this exercise before, just put your hand up. Don't shout it out. If you know the answer, put your hand up:
如果你以前没做过这个练习 就把手举起来 别说出来 如果你知道答案 把手举起来
What time was it on the clock? If you know the answer, put your hand up. If you think you know the answer, half way up.
时钟上显示的是几点钟? 如果你知道答案就把手举起来 如果你认为你知道答案 举一半
Maybe maybe, quarter. And the rest of you may leave now. Ok, so we have a few halves. So out of the room.
也许知道 举四分之一 剩下的可以离开了 有几个举了一半 所以在整个教室里
How many were there probably 600, 700 students here, out of 700 Harvard students, five and a half people can read the time on the clock.
这里有多少. 这里大概有六七百个学生 在七百个哈佛学生里 五个半人能看到时钟上的时间
But I understand, we all have digital watches today. It's difficult. So let me ask you an easier question.
但是我知道 我们今天都有电子表 这很困难 我来问你们另一个较容易的问题
If you know the answer, just put your hand up. That's right! How many kids were visible on the bus?
如果你知道答案就把手举起来 没错 你看到巴士上有多少个小孩?
If you know the answer, put your hand up. If you think you know, half way up. Maybe, quarter.
如果你知道答案 把手举起来 如果你觉得你知道 举一半 也许知道 举四分之一
Yeah, most of you think, "what bus?!" You know. "What kids?" Well it was there.
大多数人都在想"什么巴士?" "什么小孩?" 就在那里