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
The older you get, the more disciplined you should get, the more sadhana you should perform as you drop off the extraneous things of the world.
—Gurudeva