The Koran, the Bible, the Four Noble Truths and the Noble Eightfold Path, the Analects of Confucius, Miss Manners, How to Win Friends and Influence People, Character and Conduct, Dear Abby–bookstores and newspaper stands have a wealth of information on how individuals should carry themselves in society and what is politically-correct behaviour.
But whose responsibility is it to make generalisations under any moral system? Whose place is it to lay down a code of conduct for all to obey? Theology is just one among other moral systems. A columnist’s opinion is just one among other formers of social codes.
Who to follow? Who is right? No one system or code is wrong. What you think is right depends on how you have been raised in your family, and in what society you have been brought up. If you were taught to be Catholic or Muslim, to eat with a fork and knife or with your fingers, you are what you are. Once every narrow-minded being has understood that, what a better world this could be.