“Prove all things; hold fast that which is good” (1 Thess. 5:21). That’s what the apostle Paul admonished the Christians at Thessalonica to do. “Beloved, do not believe every spirit [i.e., teacher], but prove the spirits [i.e., teachers], whether they are of God [i.e., whether they are speaking the truth]” (1 John 4:1a). That’s what
