[beavus]

In this case it is simpler to postulate that the universe was always there than that God created the universe and that God was always there.

Except you may run into the obstacle of infinite physical quantities (time, in particular). Infinity is only understood as a result of abstracting AWAY physical quantities. Actual infinite physical quantities cannot be observed, or even imagined.

[elmer fudd]

I don't think there is a nice neat explanation for the beginning of the universe or the beginning of life either. Whatever the explanation it's sure to be mind bending.