The ministry of a priest is to represent Christ and his Church, particularly as pastor to the people; to share with the bishop in the overseeing of the Church; to proclaim the Gospel; to administer the sacraments; and to bless and declare pardon in the name of God.
The ministry of a deacon is to represent Christ and his Church, particularly as a servant of those in need; and to assist bishops and priests in the proclamation of the Gospel and the administration of the sacraments.