The gesture didn't go unnoticed. Ah, a patient who was likely avoiding his prescribed treatment for whatever he was recovering from.

Donnie looked quite the opposite of insulted then. Compared to a math teacher? Exactly his language! He was already naturally bald so that part didn't really bother him. "Ah, a man of intelligence," the turtle replied smugly. "Although if you were equating things in mathematical terms then that was as basic as arithmetic. Are you supposed to be in bed or something? If you were looking to escape then you've clearly got to work on your timing."