Quote by Rick Santorum
Every society in the history of man has upheld the institution of marriage as a bond between a man and a woman. Why? Because society is based on one thing: that society is based on the future of the society. And that's what? Children. Monogamous relationships.
Summary
This quote suggests that throughout history, societies have universally recognized marriage as a union between a man and a woman because society's foundation relies on the welfare and continuation of future generations. The institution of marriage, according to this viewpoint, is seen as a means to form monogamous relationships that are conducive to raising children and securing the future of the society.