Authors:

Why is a caterpillar wrapped in silk while it changes into a butterfly? So the other caterpillars can't hear the screams. Change hurts

Rory Miller (2014). “Meditations on Violence: A Comparison of Martial Arts Training & Real World Violence”, p.157, YMAA Publication Center, Inc.
Why is a caterpillar wrapped in silk while it changes into a butterfly? So the other caterpillars can't hear the screams. Change hurts