buriedsun:

“In India,” said Nopants, “they tie elephants to trees using thin cords. An elephant could easily snap the cord, yet they remain tethered in place. Why do you think this is?”

Golden Rod itched himself and shrugged.

“When the elephant is young,” intoned Nopants, “she is too weak to break the cord. She tries, but eventually she gives up. When the elephant grows up, she does not try to escape her puny bonds because she believe she will fail”

Black Iron Prison (PDF)