Raja Yoga is a system which has been found to be most applicable to the mental and physical conditions in which we live. Raja
Yoga has eight principles. These are:
Yama—non-killing, truthfulness, non-stealing, continence, and non-receiving of any
gifts
Niyama—cleanliness, contentment, mortification,
study, and self-surrender to good
Asana—posture
Pranayama—control of vital
body forces
Pratyahara—introspection
Dharana—
concentration
Dhyana—
meditation
Samadhi—super-
consciousness
Yama and Niyama
constitute the moral training without which no practice of Yoga will succeed. As this moral code becomes established, .