Anyone who is steady in his determination for the advanced stage of spiritual realization and can equally tolerate the onslaughts of distress and happiness is certainly a person eligible for liberation.
A. C. Bhaktivedanta Swami PrabhupadaIn 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.
A. C. Bhaktivedanta Swami PrabhupadaThe holy name of Krishna has extraordinary spiritual potency because the name of God is nondifferent from God Himself.
A. C. Bhaktivedanta Swami Prabhupada