This valuable book provides a complete manual for the study and practice of Raja Yoga, the path of concentration and meditation. This new deluxe printing of these timeless teachings is a treasure to be read and referred to again and again by seekers treading the spiritual path. The classic Sutras (thought-threads), at least 4,000 years old, cover the yogic teachings on ethics, meditation, and physical postures, and provide directions for dealing with situations in daily life.