One interesting thing is that even if they did tell people they were Atheist, but continued observing Judaism with action, nothing much would happen. They would not be shunned or anything. Judaism is much more concerned with actions than thought, it's also more concerned with this world than with heaven. There is a saying from the Talmud that "a person who acts without belief will eventually come to believe". Meaning…
"Judaism is much more concerned with actions than thought" This is at best an out of context understanding and at worst a complete distortion of the Jewish faith. "Service of the heart" is the core obligation of Judaism. Every single morning and evening Jews say the Shma which states the primary commandment of Judaism is to "Love G-d with all your heart, all your soul(personality), and all your resources..." Maimonid…
Why can't I say the same about hardline atheists modulo the stuff about the Torah and faith?