The merciful “shall obtain mercy” (Matthew 5:7). “The liberal soul shall be made fat: and he that watereth shall be watered also himself” (Proverbs 11:25). There is sweet peace for the compassionate spirit, a blessed satisfaction in the life of self-forgetful service for the good of others. (HP 238.5) MC VC

Let not those who themselves have sinned against God refuse to forgive a repentant sinner. Just as they deal with a fellow being who in spirit or in action has done wrong and has afterward repented, so God will deal with them for their defects of character. He who does not show mercy to his fellow men cannot expect to be shielded by the mercy of God. He himself is dependent on the mercy that God has enjoined him to exercise in seeking to restore every unsaved soul brought within the sphere of his influence. If he refuses to cultivate this divine grace, he himself will suffer the result of his neglect.... (HP 290.3) MC VC