Tirunavakkarasar

Tirunavakkarasar, known popularly as Appar, one of the four Samayacharyas.

Image of Satguru Sivaya Subramuniyaswami
The first faculty of the expression of the inner being of your immortal soul is the great power of observation, to learn through observation, as your individual awareness detaches itself from that which it is aware of.
—Gurudeva