"Well,they're easy to eat, they're like bite-size portions which is better than cake or ice cream, so you don't feel like you get as many calories if you eat just one.

VOA: special.2010.04.12

It's deliberate that a lot of the examples in lecture are fairly short and bite-size so that you can actually focus on pulling out the key ideas without getting distracted by line and lines of code.

很多的演讲中的例子,是短小的,因此你们可以集中于提取其中的主要思想,而不是被一行行的代码给分心。

哈佛公开课 - 计算机科学课程节选