I think it is interesting that the original question was "What do you believe in?", and add a line or two to explain; but those who believe in nothing have felt it necessary to presume to speak on behalf of everybody else!
IAmBoy: 100% sure? In your own mind, OK. You have the right to express your opinion.
A recent opinion poll on 'prayer' indicates that 40% of people in this country would disagree with you. bbc news website
Is this lack of any spirituality the reason that you describe yourself as "Lothario and Libertine"? Perhaps your views will change when 'YouAreMan'?