Recently, food writer Michael Ruhlman went to the annual BlogHer conference in San Francisco, had six cups of coffee, and was taped talking about the act of cooking and how it makes us human. He is quite passionate! And thinks cooking prevents people from being assholes: "[Cooking] changed who we are as individuals. You couldn't be an asshole anymore, because you wouldn't get any food." So at least, cooking prevents non-cooks from being assholes?
Video: Michael Ruhlman on How Cooking Makes on Human