Arya Demon chanting Hymns

Tenali Ramalinga clearly understood that Thathacharya was furious on him.

He is just a court poet, while Thathacharya is the royal family teacher and priest.

 If Ramalinga tried to confront directly with Thathacharya, that might ruin him similar to the situation, a lamb smashing her head when it collided with a mountain to knock it down.

Analyzing all the situations in detail and taking comparison of the strengths, Ramalinga decided to encounter Thathacharya with intelligence and not directly waging a war in the open.