O would that thou wouldst permit Me, O Sháh, to send unto thee that which would cheer the eyes, and tranquilize the souls, and persuade every fair-minded person that with Him is the knowledge of the Book.... But for the repudiation of the foolish and the connivance of the divines, I would have uttered a discourse that would have thrilled and carried away the hearts unto a realm from the murmur of whose winds can be heard: ‘No God is there but He!’...
- Bahá’u’lláh (Quoted by Shoghi Effendi in ‘The Promised Day Is Come’)