The shortest book in the Bible is Psalm 117, “For great is His love toward us, and the faithfulness of the Lord endures forever.”
The longest book is Psalm 119, “Your testimonies are my delight; they are my counselors.”
Psalm 118 is at the center of the Bible, 594 chapters preceding it and 594 chapters succeeding it.
Psalm 118:8 stands at the exact center, “It is better to take refuge in the Lord than to trust in man.”
Psalm 118 begins and ends with calls to thankfulness, “Give thanks to the Lord for he is good, for his steadfast love endures forever.”
That’s the long and short it, when it comes to centering our life.