Ok Y, I have a perfect analogy for you. Imagine if you and a buddy were chillen playing video games. Evertime your buddy takes a piss, he comes back to sit down and hits you on the head. Eventually your going to evolve into avoiding that hit, ITS NATURAL MAN. Just like any living organism on earth is always going to get smarter and pass his smarts down to his offspring. Anyways what are you implying, someone just droped us off here on earth and we've never changed since, come on. Think just one hundred years ago our average age of dieing was what 40, now its what 65 or 75. We get smarter