13 years old and he's 6'3"?!?
Methinks McDonalds needs to lay off the steroids in the Big Macs!
And beatings aren't necessary, just the implication that you could give a beating if you needed to. Not once did my Dad raise a hand to me, but he kept me in line because I always "knew" that he would beat my arse if I gave him reason to. Call it fear, call it respect, but that's missing in too many kids these days.