The writer C. S. Lewis, a devout agnostic in his youth, became convinced of the claims of faith only after a protracted struggle, the outcome of which left him “the most dejected and reluctant convert in all England.” The ultimate cause of Lewis’ change of heart became the title of his autobiography as well: against…

Perhaps in a perfect world it’s possible to conduct a rehearsal without a single mistake. But experience and human nature suggest that this goal is a fantasy, no matter how devoutly we might wish otherwise. In the real world, mistakes are a part of life. Despite our best efforts to prevent them, mistakes will still…