November 18

... having attained sufficiently that individual regeneration -- the essential requisite of teaching -- let us arise to teach His Cause with righteousness, conviction, understanding and vigour. Let this be the paramount and most urgent duty of every Bahá'í. ...
- Shoghi Effendi  (From a letter dated 24 November 1924 to the National Spiritual Assembly of the United States and Canada, published in ‘Bahá'í Administration’)