See? That's exactly where I'm saying. Where did Adam and Eve come from? God? Where did god come from?
How is the solar system so perfectly aligned? Do you know how many solar systems there are? Countless numbers. At least one was bound to wind up the way ours did. Same with the human body. Earth can't have been the only planet in the entirety of everything that can sustain life. Through the process of evolution and survival of the fittest, humans have become what they are today. How many life forms do you think failed on various planets, just because they didn't hit the genetic lottery like we did?