Cant is the voluntary overcharging or prolongation of a real sentiment; hypocrisy is the setting up a pretension to a feeling you never had and have no wish for.
William HazlittHabit in most cases hardens and encrusts by taking away the keener edge of our sensations: but does it not in others quicken and refine, by giving a mechanical facility and by engrafting an acquired sense?
William Hazlitt