Story: Sakthi Nayanar

Periyapuranam

Sakthi Nayanar (sometimes called Shaktinatha) did not tolerate any one who spoke ill about Shaivas. He is said to have forcibly pull out the tongues of the offender with tongs and cut them off with sharp knife called satti, which gave him his name.

Image of Satguru Sivaya Subramuniyaswami
Some reactions are healthy; others are unhealthy. The reaction to a reaction is destructive, whereas the reaction itself, when viewed with a balanced mind, eventually becomes an asset.
—Gurudeva