The objector is separating two divine attributes. We are not. We are speaking the truth in love . But all God expects of us is sincerity. In every other area of life we need truth.
True sincerity wants to know the truth.
Father Feeny was excommunicated by the Catholic Church for teaching that outside the Church, no salvation meant outside the visible Church. God does not punish pagans unjustly. There are no innocent pagans, and there are no innocent Christians either. All have sinned against God and against conscience. All need a Savior.