Patient and regular practice is the whole secret of spiritual realization. Do not be in a hurry in spiritual life. Do your utmost, and leave the rest to God.
The practice of 'asanas' and 'pranayama' wards off disease and helps to maintain alertness.
An ounce of practice is worth a ton of theory!
You can have calmness of mind at all times by the practice of yoga. You can have restful sleep. You can have increased energy, vigour, vitality, longevity, and a high standard of health. You can turn out efficient work within a short space of time. You can have success in every walk of life.
Practice meditation regularly. Meditation leads to eternal bliss. Therefore meditate, meditate.