The Bhagavad-Gita is a true scripture of the human race a living creation rather than a book, with a new message for every age and a new meaning for every civilization.
In order to explain why the ordinary Sadhus and Yogis take to tobacco and gānja [an intoxicant], I said that these cause stimulation of the physical brain. But these have reactions. And to stimulate the brain thus is not the proper process.
If it be true that spirit is involved in Matter and apparent Nature is secret God, then the manifestation in the divine in himself and the realization of God within and without are the highest and most legitimate aim possible to man on earth.
Not only a truer knowledge, but a greater power comes to one in the quietude and silence of a mind that, instead of bubbling on the surface, can go to its own depths and listen.
Evolution is not finished; reason is not the last word nor the reasoning animal the supreme figure of Nature. As man emerged out of the animal, so out of man the superman emerges.
Suffering makes us capable of the full force of the Master of Delight; it makes us capable also to bear the utter play of the Master of Power. Pain is the key that opens the gates of strength; it is the high-road that leads to the city of beatitude.
An aimless life is always a troubled life. Every individual should have an aim. But do not forget that the quality of your aim will depend the quality of your life. Your aim should be high and wide, generous and disinterested; this will make your life precious to yourself and to others. Whatever your ideal, it cannot be perfectly realized unless you have realized perfection in yourself.
The one aim of [my] yoga is an inner self-development by which each one who follows it can in time discover the One Self in all and evolve a higher consciousness than the mental, a spiritual and supramental consciousness which will transform and divinize human nature.
The mind is running on all sides to think about many things, - what we call thoughts coming from outside. We must withdraw the mind from these distractions and make it abide in the self. Thus guarding the peace within we shall have to do the work without.