Originally Posted by Neverhuman

Premise # 1: It as a given that the Universe exists, and that its properties necessarily must meet the premises that our existence rests upon. The reasoning for this is obvious: If the fundamental physical forces and constants hadn't been exactly the way they are, we hadn't existed, hence we couldn't have observed the properties that made our existence impossible in such a hypothetical universe. That the Universe and the Earth has exactly perfect, and seemingly "fine-tuned", properties for us to exist therefore is nothing but reasonable and downright necessary.