a bad custom is like a good cake, better broken than kept

https://tts.langeek.co/read?text=YSBiYWQgY3VzdG9tIGlzIGxpa2UgYSBnb29kIGNha2UsIGJldHRlciBicm9rZW4gdGhhbiBrZXB0&hash=061388ab4c0128bee14b0265adce1ce3dc507619&lang=en&cache-only=0&driver=googletts

Master English proverbs regarding customs and social conformity, like "custom is the guide of the ignorant" and "so many countries, so many customs".