Even if you don't believe god is watching you you're still living in a society - if you want to be a part of it you have to follow the rules. With secrecy socia

Even if you don't believe god is watching you you're still living in a society - if you want to be a part of it you have to follow the rules. With secrecy social repercussions go away. Everyone has some moral instincts (social animals and all that) but those can be overridden with right incentives.