June 6

It is certain that with the spread of the spirit of Bahá'u'lláh a new era will dawn in art and literature. Whereas before the form was perfect but the spirit was lacking, now there will be a glorious spirit embodied in a form immeasurably improved by the quickened genius of the world. 
(From a letter dated 3 April 1932 written on behalf of Shoghi Effendi to an individual believer; The Compilation of Compilations, vol. III, The Importance of Arts in Promoting the Faith)