First and foremost, one should use every possible means to
purge one's heart and motives, otherwise, engaging in any form of enterprise
would be futile.
- Shoghi Effendi (From a letter dated 19 December 1923 written by Shoghi
Effendi to the Bahá'ís of the East - translated from the Persian; The
Compilation of Compilations, vol. II, Living the Life)