“Take the helmet of salvation” (Eph. 6:17). ✧✧✧ The key to conquering doubt is to focus on the preserving power of God. Doubt comes to Christians in many ways. After you’ve sinned, your conscience might hiss at you, saying, “Surely you’re not a Christian. Why would God save you anyway? You don’t deserve His mercy. You’re not good enough. How presumptuous to think God could ever use you!” Such doubts are common among Christians who focus on their performance rather