Tirukkural 193: Against Vain Speaking

That conversation in which a man utters forth useless things will say of him "he is without virtue"

Image of Satguru Sivaya Subramuniyaswami
When we begin to meditate, we have to transmute the energies of the physical body. By sitting up straight with the spine erect, the energies of the physical body are transmuted.
—Gurudeva