The question of the origin of the matter in the universe is no longer thought to be beyond the range of science - everything can be created from nothing. It is fair to say that the universe is the ultimate free lunch.
Civility also requires relearning how to disagree without being disagreeable. Surely you can question my policies without questioning my faith or, for that matter, my citizenship.
We cannot conceive of matter being formed of nothing, since things require a seed to start from... Therefore there is not anything which returns to nothing, but all things return dissolved into their elements.