One must execute devotional service under the guidance of a devotee or directly under the guidance of the Supreme Personality of Godhead. It is not possible, however, to train oneself without guidance from the spiritual master.

A bona fide spiritual master, under the guidance of authorities, can turn anyone to the Vaisnava cult so that naturally he may come to the topmost position of a brahmana.

In spiritual life, one must conduct one's whole life under the guidance of the guru. Only one who executes his spiritual life under the direction of the spiritual master can achieve the mercy of Krishna.

The holy name of Krishna has extraordinary spiritual potency because the name of God is nondifferent from God Himself.

If you sell diamonds, you cannot expect to have many customers. But a diamond is a diamond even if there are no customers.

This chanting of the Hare Krishna mantra is enacted from the spiritual platform and thus this sound vibration surpasses all lower strata of consciouness - namely sensual, mental and intellectual.

Since one cannot visually experience the presence of the Supersoul, He appears before us as a liberated devotee. Such a spiritual master is none other than Krishna himself.