Women frequently betray a strong erotic preference for dominant males.
Embarrassment is a painful but important emotion. It makes us feel bad about our mistakes so that we don't repeat them, and one of its side effects—blushing—signals to others that we recognize our error and are not cold-hearted or oblivious.
Self-control separates us from our ancient ancestors and the rest of the animal kingdom, thanks to our large prefrontal cortices. Rather than responding to immediate impulses, we can plan, we can evaluate alternative actions, and we can refrain from doing things we'll regret.