Some grow up convinced that feeling unhappy, uneasy, and uncertain is unnatural. American media promotes that being uninvited, unattractive and unintelligent is unnecessary. Even some evangelical circles will contend that feeling unwanted, unworthy, unlovable, and remaining unmarried is unacceptable.        Expectations for happiness run high for many evangelicals. Some even believe a marriage that does not offer a lifetime of bliss has no purpose. Well-meaning Christians sometimes nudge unhappy spouses towards divorce in the name of, “God wants Christians to have happy marriages.” But in Sacred Marriage, Gary Thomas contests that God intended marriage to cultivate holiness more than happiness.        But some…