Your friend saw this resource on bethinking.org and thought you should see it:
C.S. Lewis and the Language of Apologetics
A look at how the type of language C.S Lewis used made his apologetics so effective.
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/apologetics/c-s-lewis-and-the-language-of-apologetics
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bethinking.org is a collection of resources which aims to make sense of the big questions of life about God, Jesus and Christianity.