Its central figure was no less a person than the nominee of the Báb Himself, the credulous and cowardly Mírzá Yahyá, to certain traits of whose character reference has already been made in the foregoing pages. The black-hearted scoundrel who befooled and manipulated this vain and flaccid man with consummate skill and unyielding persistence was a certain Siyyid Muhammad, a native of Isfahán, notorious for his inordinate ambition, his blind obstinacy and uncontrollable jealousy.
- Shoghi Effendi (‘God Passes By’, chapter 7)