Though you may be the greatest of sinners, do not be afraid to take up yoga. It is not for the good alone, it is for all alike. Take up this practice, give a little time to it regularly, and you will begin to see your sins gradually disappear. It will happen naturally, automatically. Did not Socrates somewhere say that "knowledge is virtue"? And we can guess that his favourite precept was "Man Know Thyself."
-- Notebooks Category 2: Overview of Practicies Involved > Chapter 5: Balance the Psyche > # 82