I thought they may have presumed too much knowledge of certain things for people who are not comedians. Like Montreal. A comic understands what it is and its importance but someone else may not know about it.
To express the same idea in still another way I think that human knowledge is essentially active.
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Imagine someone holding forth on biology whose only knowledge of the subject is 'The Book of British Birds ' and you have a rough idea of what it feels like to read Richard Dawkins on theology.
