Yamas

The yamas, and their complement, the niyamas, represent a series of "right living" or ethical rules within Yoga philosophy. The word yama means "reining in" or "control". They are restraints for proper conduct given in the Vedas and the Yoga Sutras as moral imperatives, commandments, rules or goals. The yamas are a "don't"s list of self-restraints, typically representing commitments that affect on... (Wikipedia)