The Lord’s Prayer is not only a prayer, it’s also a summary of Christianity. That means there’s a lot of good news in it, because the Christian message is one of hope.
Read Rowan Williams’ reflections on the Lord’s Prayer
https://www.bbc.co.uk/religion/religions/christianity/prayer/lordsprayer_1.shtml
Watch Bishop Barron talking about the Our Father
https://www.youtube.com/watch?v=w2ysPSuz7_U
Check out Meda Stamper’s article on the prayer
See the banned cinema ad from the Church of England