New year, new beginning. Whether you’ve committed to hiding a secret or telling all, or are still recovering from the news, Jane Isay’s handbook, Secrets and Lies (Doubleday), can help. For artists, the only upside to suffering is the work it sparks—Jessica Handler’s Braving the Fire (St. Martin’s Griffin) is a wise and encouraging guide to putting one’s grief on the page. In Cut Me Loose (Nan A. Talese), Leah Vincent shares the tale of her harrowing plunge into promiscuity and depression after being cast out of her ultra-Orthodox Jewish family. The ever charming Gary Shteyngart’s achingly honest, bittersweet comic memoir, Little Failure (Random House), is a winner. Is the strange young woman abandoned to a Shaker community under mysterious circumstances really a vessel of God, or is The Visionist…