The Father sent Jesus to reconcile the world to Himself. He gave us the Holy Spirit for the forgiveness of sins and instituted the sacrament of confession for us to receive that forgiveness.
Click here for some stuff on how to go to confession.
"It would be useful if every Christian and every evangelizer were to pray about the following thought: men can gain salvation also in other ways, by God's mercy, even though we do not preach the Gospel to them; but as for us, can we gain salvation if through negligence or fear or shame- what St. Paul called "blushing for the Gospel" - or as a result of false ideas we fail to preach it?" from Paul VI, Evangelii Nuntiandi
Turns out our Mass is a lot like the Mass celebrated by the really early Christians. To read St. Justin Martyr's First Apologia, go here and scroll down to Chapters 65-67.
Here is the translation of the text that is used in the Liturgy of the Hours, and which I was using in the homily.
Jesus didn't come to make the commandments less important to fulfil, but more important, and even harder. But he gives us the grace we need to fulfil them, and it's totally worth it!
Right-click here to download the file (Choose “Save link as…", or something like that).