Anger! is a problem in every human life, and can be an acute sin for Christians. In this concise but complete analysis, we see both righteous and sinful anger explained. All Christians must know the difference: we must cultivate the one biblically, and mortify the other in order to avoid sinning against our holy God. The cause of sinful anger is carefully diagnosed: pride in rebelling against God’s rule in our lives—as revealed in His daily providences that block our expectations. The text spotlights step-by-step biblical solutions, leading to a true, trustworthy, and lasting victory that does not mask the symptoms, but destroys sinful anger at its root. The reader can look forward to hope, greater faith, and a more consistent walk with the Lord Jesus Christ.