Some theists, observing that all 'effects' need a cause, assert that God is a cause but not an effect. But no one has ever observed an uncaused cause and simply inventing one merely assumes what the argument wishes to prove.
Dan BarkerThere is not a single contemporary historical mention of Jesus, not by Romans or by Jews, not by believers or by unbelievers, during his entire lifetime. This does not disprove his existence, but it certainly casts great doubt on the historicity of a man who was supposedly widely known to have made a great impact on the world. Someone should have noticed.
Dan Barker