“His Divine Grace A.C. Bhaktivedanta Swami Prabhupada has used the appropriate analogy of Cream.
Cream naturally rises to the top of the milk, and similarly, if the devotee’s Desires are pure, light and free from all material contaminations, that pure desire will pull one higher and higher in Devotional Activities.
There is no need to be misled; one should exclude all other desires except one- to be the servant of the servant, in other words, to be a pure Vaisnava.”HH Jayapataka Swami
From the book: Vaisnava Ke
Verse 4 – Purport