Your peers never have enough lever on you. The way kids look up to and depend on the love of their main care-giver(s) is irreplaceable.
I'm not talking about superficial things, like swearing, walking, etc.
It is sometimes frightening to realize how much of you is "just acquired". The way you treat people, the way you react to situations, the way you talk to your loved ones when you're angry. Once you realize there would be other ways: shocking.