Habitual liars invent falsehoods not to gain any end or even to deceive their hearers, but to amuse themselves. It is partly practice and partly habit. It requires an effort in them to speak truth.
William HazlittIt is not the passion of a mind struggling with misfortune, or the hopelessness of its desires, but of a mind preying on itself, and disgusted with, or indifferent to all other things.
William Hazlitt