SB 10.80.33 — Certainly, O brāhmaṇa, of all the followers of the varṇāśrama system, those who take advantage of the words I speak in My form as the spiritual master and thus easily cross over the ocean of material existence best understand their own true welfare.

SB 10.80.34 — I, the Soul of all beings, am not as satisfied by ritual worship, brahminical initiation, penances or self-discipline as I am by faithful service rendered to one’s spiritual master.