Correction and chastisement is the business of guru. Those who aspire for bhakti should be careful not to try to cheaply thrust themselves into the position of guru, the position of Krishna. Therefore Bhaktivinode instructs us that if we want bhakti then, guru-abhimāna tyaji — “give up the abhimāna or conceit that you are guru.”
Guru is that person in whom we have faith. The injunction for vaiṣṇavas is that we should not instruct others unless they have faith in us — aśraddhadhāne vimukhe’pya