A true guru knows Krishna's science and speaks only Krishna's words, never personal interpretation or deception.Listen — Srila Prabhupada Uvaca
Pradyumna: All the basic questions are asked, "What is life? What is this?" So many things. Prabhupāda: "It is folly to be wise where ignorance is bliss." This is the... The world is full of rascals and fools. So if you speak something sanity, they will take "insanity." That is the difficulty.
Two things are there: one spirit, one matter. They ignore spirit completely. Although they cannot understand, cannot replace. Just like the body.
The body is smashed, but what was the element keeping the body? This simple thing they cannot understand. There are two things: matter and spirit. Unfortunate.
When we speak of spirit, they take it as brainwash. So fool. [aside:] So you can take it so long I am resting. [japa] [break] [loud kīrtana in background] ...correctly. Then the dīkṣā-guru.
If you like [indistinct—microphone moving]. Then he is dīkṣā-guru. So śikṣā-guru becomes dīkṣā-guru. But guru means one who knows the science of Kṛṣṇa and teaches properly.
That's all. Guest (1): Are you knowing people take dīkṣā from many gurus? Prabhupāda: No, dīkṣā-guru is one.
Guest (1): One. Prabhupāda: But śikṣā-guru can be many. Guest (1): But suppose dīkṣā-gurus or people take one mantra from one guru and other one... Prabhupāda: Then you have not selected guru; you have selected some rascal. Guru can be different..., cannot be different. Guru means one who knows the science of Kṛṣṇa. Yei kṛṣṇa-tattva-vettā sei guru haya [Cc Madhya 8.128].