This is research done by Barbara Fredrickson, one of the faculty members who teaches at U PENN.

Barbara Fredrickson做了这项研究在宾州大学任教的学会成员。

What’s worth spending your post-Penn lives trying to do or undo?

什么值得你在离开宾夕法尼亚大学后的生活中尝试去做或撤销？

She's the one ... PENN JILLETTE: Yeah.

她就是那个… … PENN JILLETTE： 是的。

He said basically, " I  can tell you how they did it." PENN JILLETTE: Yeah.

罗伯特：他基本上是说，“我可以告诉你他们是怎么做到的。”佩恩·吉列特：是的。

The grandma tells the grandson in the conversation at the end, she is not sure she could explain to him ... PENN JILLETTE: Yes.

罗伯特：奶奶在最后的谈话中告诉孙子，她不确定自己能否向他解释… … PENN JILLETTE：是的。