There are innumerable saints in this world but

There are innumerable saints in this world but "our father' (Guru) is the Father (Real Guru). Others might say many good things but we should never forget our Guru's words.
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Sai Baba's instruction

Baba, through His instruction, guides each devotees to the true path, according the level of his understanding.

Sai SatCharitra Chapter 18, verse 10