AZPaul3 would no doubt claim that the reason is obvious: God does not exist.
Guilty as charged.
Unless, of course, you can show otherwise.
This simplistic explanation has nothing to stand on apart from the modern rationale that evidence of absence equates to absence of evidence.
Just like garden fairies, centaurs and humanist republicans. No evidence, no thing.
Unless, of course, you can show otherwise.
[looking at the third wall] There's that damn pesky evidence requirement again.
Eschew obfuscation. Habituate elucidation.