Practicing Yoga makes your mind and body fit and proper. There are ten principles of Yoga which makes you to achieve your goal. The first principle of Yoga is
DISCIPLINE
Discipline means a systematic instruction to train a person or a set of rules regulates your behaviour. Self discipline is essential for practicing Yoga. The five pillars of self discipline are hard work, willpower, acceptance, persistence and industry. Systematic and regular practice is essential to achieve your goal. If you failed to practice Yoga systematically and regularly then you cannot ripe the benefits of Yoga fully.
Yoga makes you self-purified and stronger. Further you have to practice Yoga in accordance with instruction given by Yoga gurus.