Bhagavad Gita Ch. 18 “Yoga of Liberation through Renunciation” Verses  29, 30,31 & 32
Lecture discusses three types of intellect.  Satvika – Buddhi will let me see things as they are and will guide me to right things.  Rajasika – Buddhi will make me do things that will cause more sorrows and unhappiness and Tamasika – Buddhi will make me do things which are completely inappropriate.
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