No, you needn't. Though I have zero doubt that you will, regardless.

[ He turns on the faucet, helping the shaving cream clean out before it gets to be too much of a mess. ]

In truth, I don't think many of us change all that much. It seems to be that you become more aware and accepting. Able to be at peace with things that previously caused you to suffer. You start to understand what is really important to you.