There is great power in the working of prayer; this is what is seen by John in this passage in Revelation.
In scripture there is a pattern for how the people of God prayed with respect to timing and physical posture.
By giving a few examples of the wrong way to pray, Jesus teaches that we should pray in solitude, with sincerity and with simplicity.
One could say that prayer is man exercising his legal authority on Earth to invoke Heaven's influence on the planet.
Praise and thanksgiving is a key element in prayer and has many examples in the Bible.
The Lord's prayer gives us some insight into the great privilege and power all believers possess when they pray.