The U.S.State Department described the Lebanese fire on Israeli troops as "wholly unjustified and unwarranted."

VOA: standard.2010.08.05

So we need to have a method not designed to give us unwarranted confidence.

因此我们需要一种不会给,我们这种无保证的自信的方法。

麻省理工公开课 - 计算机科学及编程导论课程节选