Saints Introit The Mass of the day begins ✠ To You I lift up my soul: in You, O my God, I trust; let me not be put to shame. I Prayers II Reading III Related cards IPrayers Holy Mass 40 min–1h15 Holy Mass 40 min–1h15 IIReading What the Mass Is The source and summit of the Christian life — one Sacrifice, made present 12 MIN READ ❧ What the Mass Is The source and summit of the Christian life — one Sacrifice, made present The Holy Sacrifice of the Mass From My Catholic Faith, lesson 140 13 MIN READ ❧ The Holy Sacrifice of the Mass From My Catholic Faith, lesson 140 IIIRelated cards Roman Missal Altar