The powerful hari-nama is so strong that even one unconsciously or conscious… Sometimes they imitate: “Hare Krsna.” They have no intention to chant the holy name of Krsna, but they imitate or criticize, “Hare Krsna.” That has also effect.

From Srila Prabhupada’s lecture on Srimad-Bhagavatam 6.2.5-8 — Calcutta, January 10, 1971