The genuine Guru is God's representative and he speaks about God and nothing else.
A. C. Bhaktivedanta Swami PrabhupadaWhen a pure devotee or spiritual master speak, what he says should be accepted as having been directly spoken by the Supreme Personality of Godhead in the Parampara System.
A. C. Bhaktivedanta Swami PrabhupadaIf after accepting the spiritual master and being initiated one does not follow the rules and regulations of devotional service, then he is again fallen.
A. C. Bhaktivedanta Swami PrabhupadaA devotee should be fixed in the conclusion that, the spiritual master cannot be subject to criticism and should never be considered equal to a common man.
A. C. Bhaktivedanta Swami Prabhupada