1) Like, say, the Big Bang? 2) Like, say, the Big Bang? 3) Why shouldn't it be possible for nothing to exist? Maybe it just didn't turn out that way. This argument seem to hinge on the universe being infinitely old, which is not the case. read more
Why do 40 people ask the same question. Oh, BTW, any question that starts with "why do theists" or "how do atheists" is illogical. read more
Suffice it to say, they're called "Ways" and not "Proofs" intentionally (Aquinas has other concepts he clearly calls "proofs") and function more as a way of connecting his metaphysics (which is probably his more important work anyways) with the ways people come to see philosophical and religious insight. read more