Ephesians 5:8: “For you were once the darkness, but now you are light in the Lord. Live as children of light.” a good paraphrase would be, “You once were a worm; now you are a butterfly. Fly like a butterfly!”
Bob George
Classic Christianity, Harvest House, 1989, 75.
GraceQuotes.com 
I cant help but think of Absolem the blue caterpillar in Alice and wonderland [2010],He says [Your almost Alice,and in the end alice grows up and Absolem becomes a butterfly.