majority of the human race would have embraced the Cause of God if....

'We have already stated in a previous volume[1] that in some of His Tablets Bahá'u'lláh has clearly indicated that if the believers had carried out His teachings faithfully, lived their lives in accordance with the divine standards and achieved absolute detachment from earthly things, they would have moved the peoples of the world and the majority of the human race would have embraced the Cause of God.'

(Adib Taherzadeh, The Revelation of Baha'u'llah v 4, p. 83)