By Evan Nachimson The WNBA star defines beauty as being comfortable in your own skin. When Breanna Stewart was a teenager, she towered over her peers. Her height was something she admitted to feeling self-conscious about. Ironically, it’s an attribute that has contributed to her success. Stewie (as she is known throughout the WNBA) is a four-time NCAA champion, four-time NCAA tournament most outside player and a two-time WNBA champ. “I think the moment of my journey where I was more self-conscious was when I was a teenager,” Stewart says. “I’m long. I’m lanky. I was 6’2”, 6’3”, 6’4” going thro…