"I think it is a good idea if he can change the minds of all American people who think that Muslims are criminals.

VOA: standard.2009.06.04

So one of the things I would like to suggest is that you develop some good style here, and in particular, don't change types arbitrarily.

所以我的建议是,你们要养成一些好的编程风格，尤其是，不要反复无常的改变变量的类型。

麻省理工公开课 - 计算机科学及编程导论课程节选

A good, hygienic way of doing this is, not only do I not go in and change things except through a pre-defined method, I shouldn't read it other Cartesian than through a pre-defined method.

做这个的方式是，我不仅仅要通过提前定义好的方法,来改变数值,我还应该通过提前定义好的方法，来读这个值,我应该用。

麻省理工公开课 - 计算机科学及编程导论课程节选