To play the devil's advocate, suppose we show that organic life can spontaneously emerge from basic building blocks under certain conditions. Even then, there's

To play the devil's advocate, suppose we show that organic life can spontaneously emerge from basic building blocks under certain conditions. Even then, there's a chance that those conditions were not present on Earth when life appeared here. It might be the case that a God had to artificially create them. And the first life was here billions of years ago, chances are we can't ever be sure.