Efforts needed by the black race to “contribute their share” to “the union of the white and the black”

Let the Negroes, through a corresponding effort on their part, show by every means in their power the warmth of their response, their readiness to forget the past, and their ability to wipe out every trace of suspicion that may still linger in their hearts and minds. 

- Shoghi Effendi  (‘The Advent of Divine Justice’)