To show that we need to pray more frequently with primary goals in mind as we commune with GOD, we become like Him, not to be heard because that's our secondary goal.
How many times do you pray? Countless times. Whenever I'm alone I pray in tongues or whenever in daily devotions. I still need to frequent my prayer more times as the day is nearing.
Matthew 6:8 (Amplified Bible)
6:8 Do not be like them, for your Father knows what you need