translation.en: It's easy for a scientist to go in and not have a clue what he's doing, because that's what we do in the lab, but for a teacher not to know what's going to happen at the end of the day -- so much of the credit goes to Dave Strudwick, who was the collaborator on this project. Okay?
translation.zh: 对于科学家来说一般进入实验室后就毫无头绪， 因为我们在实验室就是这么干的，但是对于老师来说 到一天结束不知将要发生什么—— 于是我们把任务交给了Dave Strudwick， 也就是这个计划的合作者。