A man, a person, will be satisfied when there is jñāna, knowledge, and science side by side. Jñāna-vijñāna, practical knowledge. Kūṭastho vijitendriyaḥ. Then he's conquered over the senses.
- jñāna-vijñāna-tṛptātmā
- kūṭastho vijitendriyaḥ
- yukta ity ucyate yogī
- sama-loṣṭrāśma-kāñcanaḥ
- (BG 6.8)
So when he is situated in that practical status of spiritual realization, then he is to be understood that he is actually situated in the yoga. Not that I am going to a class and, weekly or twice weekly attending yoga class, and I remain the same thing for the so many years. No. There should be practical realization. What is that practical realization? Praśāntātmā. Praśāntātmā. The mind is calm and quiet, no more agitated by the attraction of this material encirclement. You see? So jñāna-vijñāna...kūṭastho vijitendriyaḥ. The first qualification is called vijitendriyaḥ, sense control. Advancement in the yoga system means yoga indriya-saṁyamaḥ. Yoga means to... Because our whole life is disturbed due to the senses. Senses. This material life means sense gratification. That's all. The sum and substance of materialistic life means sense gratification. Therefore advancement of material science means giving you products for your sense gratification. Unnecessarily, so many things are produced just to satisfy my senses. That is the material advancement.