A teacher is needed to guide us through school, our parent are needed to guide us through our lives and a Guru is needed to guide is on the spiritual path. Only a true guru knows how to reach God, we have to accept a true Guru who embodies the saintly qualities of God as described in the Hindu shastras. A true Guru is the only person who can guide us on the correct spiritual path that will lead is to moksh.
Spreading Guruhari Pappaji Maharaj's Teachings