– To enter bhajana we must listen to the pastimes of Guru-varga.
– Verse: guru-śuśrūṣayā6 bhaktyā sarva-labdhārpaṇena ca… (Srimad Bhagavatam, 7.7.30-31).
– Vani-seva is higher than vapu-seva.
– Verse: Sri Caitanya mano bhistham… (CC Antya-lila 1.117).
– Srila Bhaktivedanta Vamana Maharaja published transcripts of his Guru’s classes.