Grandma was right. You've got to get the weeds by the roots, or they'll just grow back. So too with deep-rooted anger. Moralistic efforts to be patient with your coworkers won't cut it. Regret-riddled resolutions to stop yelling at your kids won't last. You must rip out those angry roots. But is uprooting sinful anger a realistic goal? Can it happen? God's answer in the Bible is Yes! Whether you tend to simmer or strike out, whether you implode or...