Social constructs are real, but somewhat arbitrary. There's no genetic difference between Catholics and Protestants. If you were Catholic as a child, you could

Social constructs are real, but somewhat arbitrary. There's no genetic difference between Catholics and Protestants. If you were Catholic as a child, you could become Protestant as an adult. Religion is socially constructed, but its differences still matter to people. Someone could legitimately ask why there were no Catholic US presidents prior to JFK.