It's more, something in our DNA. Being confident and/or right many times increases or at least increased our chances of passing on more of our DNA. Hence there'

It's more, something in our DNA. Being confident and/or right many times increases or at least increased our chances of passing on more of our DNA. Hence there's more people with such DNA. (my DNA will punish/praise me hormonally according to the amount of resulting downvotes/upvotes. Since I'm rather confident, i take my chances here. Also I'll try to apply the article's advice if I fail.)