Welcome to this world of rationality, truth and peace, where common sense and science lead to freethinking wisdom --- as you know as a non believer and freethinker like us. Hmm, your father could be right in that Jesus probably existed but much exaggeration has been heaped on him ever since. Both testaments are manmade, yes. Do read My (personal) Page on Atheist Nexus and perhaps show it to him.
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