He released her, and Bitter wiped at her eyes again, not sure if she could believe him. “And hope is not a waste of time. Hope is a discipline.” Aloe said the words with such complete confidence, with such a backbone of faith, that this time Bitter let them seep into her, just enough to register. She knew about discipline from her work; she knew about rigor and how you had to practice and practice and practice until you carried it with you in your bones.