He says he does not expect an increase in domestic killings as a result of the economy.

VOA: special.2009.02.28

This is the place where people typically slip up in debugging. They don't think in advance what they expect the result to be.

实验就推翻了你的假设了,人们在做调试的时候往往忽略了这一点,他们做实验之前并没有想想。

麻省理工公开课 - 计算机科学及编程导论课程节选