The way to eliminate ignorance is through steady, focused discrimination between the observer and the world.
PatanjaliWhen you are inspired by some great purpose, some extraordinary project, all your thoughts break their bonds.
PatanjaliSloth is the great enemy -- the inspirer of cowardice, irresolution, self-pitying grief, and trivial, hairsplitting doubts. Sloth may also be a psychological cause of sickness. It is tempting to relax from our duties, take refuge in ill-health and hide under a nice warm blanket.
Patanjali