Learning How to See God
By His Divine Grace A.C. Bhaktivedanta Swami Prabhupadabandhur atmatmanas tasya yenatmaivatmana jitah anatmanas tu satrutve vartetatmaiva satruvat
"For him who has conquered the mind, the mind is the best of friends; but for one who has failed to do so, his very mind will be the greatest enemy," (Bg. 6.6)
The purpose of the yoga system is to make the mind into a friend instead of a enemy. In material contact, the

