If you could choose, would you..

Live your childhood over again.. Absolutely yes, as long as I can come right back to where I am.
Have grown up in a different decade or era.. If I did, I wouldn't want to grow up in the future.
Have been a more competitive kid.. I don't think so. I am very competitive.
Have learned more in the "class room of life" than in school.. Yes.
Have been a leader or a follower.. Both.
Take back something you did, if so, what.. Nothing.
Have been nicer to your parents.. Yes.
Have changed your appearance.. A little, yes.
Have worked harder in school.. YES! 
Have made more friends.. Yes. 
Have had more belongings.. I think I have enough.