You should have things you don't do, places you don't go to, substances you don't take, words you don't say
By all means, have Principles and Standards.
Major cheat code for life: Be fully where your feet are. When you're at work, work. When you're with family, be with family. When you're resting, rest. Most people are physically present and mentally everywhere else.
you don’t realize how much your environment affects your mental state until you finally spend time somewhere that feels calm and your body stops feeling tense for once