Soloing has two meanings: "going it alone" and being "complete in yourself." . . . But you don't just leave--a company/a career/a paycheck--and cross over to a more satisfying life. There's more to it. There is a mysterious passage to be negotiated, a delicate transition required to go from alone-in-the-desert to complete-in-yourself. Harriet Rubin, bestselling author of The Princessa: Machiavelli for Women, returns with inspiring advice...