Your friend saw this resource on bethinking.org and thought you should see it:
A.C. Grayling and Peter S. Williams on The God Argument
A.C. Grayling discusses the arguments in his book
The God Argument with Peter S. Williams on Justin Brierley's
'Unbelievable?' radio programme.
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/does-god-exist/unbelievable-ac-graylings-the-god-argument
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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.