The document discusses the core of sex and its evolution. It begins by stating that attraction between males and females is universal and has existed throughout history. For animals, sexual attraction revolves around reproduction and rearing offspring. In humans, sexual attraction becomes more evolved and associated with romance and commitment. At the core of sex, one finds a connection to another individual which, though difficult, is a worthwhile goal that can transcend physical considerations and culminate in a higher form of romance focused on global welfare.