To me best one against is absence of any signs of god.
I don't really have best argument they all suck but the argument from personal experience seems to be pretty powerful but only from the point of view of person having an experience. I guess brains can misbehave.
I don't really have best argument they all suck but the argument from personal experience seems to be pretty powerful but only from the point of view of person having an experience. I guess brains can misbehave.