Sample front: Every man needs to identify and release any leftover childishness from his past. Childhood has come and gone. It's time to repent of wanting to remain there, learn to act our age, and move on to the greater, better, and nobler things of men.
Memory Verse on back: When I was a child, I spoke as a child, I understood as a child, I thought as a child; but when I became a man, I put away childish things. I Corinthians 13:11