Atheists are less happy because even without organized religion it is very obvious there is a creator that is intrinsic to our existence
>We can not explain consciousness in any capacity other than it is connected to process in the brain.
>We have 0 evidence of abiogenesis/life from nonlife and never have.
>Everything in the universe is part of a causal chain so it is silly to think the universe itself was not also the effect of some cause.