Conjugal love or the friendship of spouses can persist even after sexual desires have weakened withered and disappeared.
Marriage is an act of will that signifies and involves a mutual gift which unites the spouses and binds them to their eventual souls with whom they make up a sole family - a domestic church.
Anyone entrusted with power will abuse it if not also animated with the love of truth and virtue no matter whether he be a prince or one of the people.