There is absolutely no doubting that their environments were just right for them, but it still requires a certain type of character and leadership to achieve what they did. When I was talking about their intelligence, I was not talking about their ideas as much as I was talking about how their ideas were implemented.
100% correct. Muhammad was a clever man, so he could pull off prophethood. But I have to admit, at times, he does not seem like a liar. But he was not sent by God, thats what I think.