Undisturbed calmness of mind is attained by cultivating friendliness toward the happy, compassion for the unhappy, delight in the virtuous, and indifference toward the wicked.

Yoga is the cessation of the movements of the mind. Then there is abiding in the Seer's own form.

Everything is sorrow for the wise.

It is only when the correct practice is followed for a long time, without interruptions and with a quality of positive attitude and eagerness, that it can succeed.