In general, any form of exercise, if pursued continuously, will help train us in perseverance. Long-distance running is particularly good training in perseverance.

Exercise till the mind feels delight in reposing from the fatigue.

To be in good moral condition requires at least as much training as to be in good physical condition.

Exercise dissipates tension, and tension is the enemy of serenity. I found that I worked better and thought more clearly when I was in good physical condition, and so training became one of the inflexible disciplines of my life.

No citizen has a right to be an amateur in the matter of physical training... what a disgrace it is for a man to grow old without ever seeing the beauty and strength of which his body is capable.

Yoga is a metaphor for life. You have to take it really slowly. You can't rush. You can't skip to the next position. You find yourself in very humiliating situations, but you can't judge yourself. You just have to breathe, and let go. It is a workout for your mind, your body and your soul.