Belief in God is rational. Everything has a cause. So unless there is a first cause, then you would have an infinite regress. And then nothing could exist. Therefore there must be a first cause. Therefore God, the first cause, exists. QED.
i32 [i32 in midi format]this is from around Jan. 2013 i35 [This is also from the same time period].] [i35 in midi]
