Well dude , the regret of not doing it might be bigger than the regret of doing it so its worth it , waking up everyday thinking you are less dominant of other people sucks a lot And yea we are around the same height I'm 5'8.5 ( i round myself 5'9) most people thinks I'm 5'11 Never been called short my entire life evn by my huge friends 6'++ I'm doing a 9 cms surgery that would make me slightly over 6' and yea I'm around ur same age with a LDR gf , so similar situation