Sarah Solomon had a pretty sweet life. The 20-something publicist was always out at fashion events, dinners and parties — and even hung out with John Legend during Fashion Week. “It was definitely New York glamourous — the black dress, leather pants and high heels, and an hour putting on my makeup,” says Solomon. “Anyone would think I had a really fun life, meeting cool people and celebrities.” But she yearned for something more and resented only having two weeks of vacation a year. So, last August, she quit her seemingly great job at a plum downtown p.r. firm. “I...