Well i think that he wants to look taller beacuase the taller you are the more power you demand and if your with obama so you want to look like the big bad ruler of france
Also they did a study tall peapal aculy turn out more better in life than short peapal think about it if a midget walks into the room and he says EVRYONE LISTEN UP!!! some peapal will just ingore him odd but it is true thats why i like that i am taller than the other students in my class lol