get to someone
Later, Morrie would grin mischievously and say, "I'm getting to him." And he was. Koppel now referred to Morrie as "a friend." My old professor had even coaxed compassion out of the television business.
(Koppel is an anchor, Morrie, my old professor.)
What does get to mean here?
I looked it up, and there're so many options.
The most likely ones are to annoy someone, or to reach someone.
I'm not sure.