Ben talks about seeing joy in prayer, not begrudgingly praying out of duty, but rejoicing in the fact that you can communicate with the living God.
References: James 4:3, Psalms, 2 Timothy 3:16, Philippians 4:4-7, 1 Peter 5:6-7, 1 Thessalonians 5:16-18, Psalm 141:2, Revelation 5:8, Jeremiah 29:12-13, Matthew 7:7-11, Exodus 33:3, 2 Peter 3:8-9