Our Lord repeatedly instructed us: "Be not deceived." That is an imperative: a command, not simply a suggestion. But how? What are the tools to prevent our being deceived or misled?
The Sermon on the Mount is the manifesto of our King and the platform of the Prince of Peace. And it's the Law! It goes vastly beyond the Law of Moses. It is the Ten Commandments amplified and expanded. It raises the law to the nth degree.