"Live and let live"? Non sequitur. The civil sphere, insofar as matters of faith and morals are concerned, is not to be severed from the religious. As the prime objective of an organized society is the common good, and the highest "good" is the salvation of souls, that which is condemned morally/religiously can not be condoned civilly. "As the great Pope St. Pius X teaches, "That the Church ought to be separate from the state is a thesis absolutely false, a most pernicious error" {Encyclical VEHEMENTER NOS}..