Not only to learn meditation, not only to learn mantras, not only to learn one's religion, but to be able to discriminate between right and wrong, to love each and every living being, and to take life easy as it comes to us, a Guru is absolutely necessary. Guru can cause self-illumination. Guru's presence can be inspiring. Guru can give spiritual education. Guru can mold your mind to control your senses.
Guru can remove the pitfalls and obstacles encountered while doing meditation.
Guru can help eradicate egoism, hatred, prejudices, selfishness, and other negative qualities. Guru can help one develop positive qualities. Guru removes the veil of ignorance and blesses the ignorant souls. Here, Guru Adigalaar, claims that service to humanity is one good way of attaining rapid spiritual progress. Guru can, according to the need of the occasion, perform miracles.