December 5

As you interest different ones in the Faith, you must be very cautious, and gradually lead them into the Light of Divine Guidance, especially the practices of Bahá'í living. Thus you should not be dogmatic about any of the secondary practices of the Faith.... 

- Shoghi Effendi  (From a letter dated 5 June 1954 written on behalf of Shoghi Effendi to an individual believer; The Compilation of Compilations, vol. II, Guidelines for Teaching)