please help#

i am 14. i am abouuut the same size as some of my mates buut a lot of them are still taller. i have got a phew pubes no muustash and no arm pit hair. my voice hasent changed and i have got a 3cm un erected and 3 inch erected penis. my mates and stuuff speek about sex and so do i ttoo fit in so i dont get embarresed but i actually am can some1 plz help me.