If you're actually interested in the topic, google for a bit and you'll learn that is an old advice. Here's a post about it: https://www.barrypopik.com/index.p

If you're actually interested in the topic, google for a bit and you'll learn that is an old advice. Here's a post about it: https://www.barrypopik.com/index.php/new_york_city/entry/never_talk_about_religion_or_politics_etiquette_rule https://www.barrypopik.com/index.php/new_york_city/entry/nev...