Religion without philosophy is sentiment, or sometimes fanaticism, while philosophy without religion is mental speculation.
A. C. Bhaktivedanta Swami PrabhupadaOne 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. C. Bhaktivedanta Swami PrabhupadaOne has to ascertain the right path for his activities by following in the footsteps of great saintly persons and books of knowledge under the guidance of a spiritual master.
A. C. Bhaktivedanta Swami PrabhupadaSpiritual master is representative of God. Similarly, king is also representative of God. The father is also representative of God. These are the statements of the sastras. Because they will guide. The king will guide. The spiritual master will guide. The father will guide. What is that guidance? That guidance is how one can become Krishna Conscious by education, by culture.
A. C. Bhaktivedanta Swami Prabhupada