The Krishna consciousness movement is a self-purification movement

Prabhupada: This Krishna consciousness movement is a self-purification movement. The method is vibration of transcendental sound. This Hare Krishna, this sound, is not material sound. It is descended from the spiritual world. Krishna and Krishna's name -- not different. Abhinnatvam nama-naminoh. As in this material world there is difference between the name and the substance...