As world-renowned poet Ralph Waldo Emerson so wisely stated: "Peace cannot be achieved through violence; it can only be attained through understanding." Concordia, or "oneness of heart", may also be translated into terms of "mutual agreement" or "harmony." In the same spirit, parents tell their children not to judge or quarrel with another child unless they have, "walked a mile in their shoes." These are simply modern-day versions of the original moral taught by Saint Augustine, who accurately believed that concordia is the root of peace. From poets to parents, it is obvious how far the influence of this "harmony" can spread. Augustine believed that as the source of peace, it is the essence of friendship and that it is possible at every level of human society.

A friendship typically involves two parties that share a common bond and have some degree of good will toward one another...