Colm Toibin knows the languages of the outsider, the secret keeper, the gay man or woman. He knows the covert and overt language of homosexuality in literature. In Love in a Dark Time, he also describes the solace of finding like-minded companions through reading.Toibin examines the life and work of some of the greatest and most influential writers of the past two centuries, figures whose homosexuality remained hidden or oblique for much of their...