But at the end of the day, this program does in effect nothing because I'm not printing the answer, I'm not saving the answer, I'm not doing anything with the answer.

但最终这个程序都不会做什么有效地事情,因为我没有把答案打印出来，我没有保存那个答案，我没有对那个答案做相应的操作。

哈佛公开课 - 计算机科学课程节选

Three years from now, that is after the next president has had time to enact this program and the program has had some time to begin taking effect will the number of illegal immigrants in the United States be higher, lower or about the same? Ken Judd.

年后，这期间，下届总统有可能制定相关法案,而该法案刚好也已经生效,美国境内的非法移民,是增多，减少还是持平？，肯·贾德你先来。

斯坦福公开课 - 经济学课程节选