It’s not Ok. In truth, it’s not.

I had never spoken to this lady. The first time we ever had a semblance of a conversation was yesterday-and I was rude to her. She had every right to say what she said.
I was on the wrong.
I know I was. There is no justification. I talked back. There were 8 or more persons in the room and when I retorted, the room fell silent. Everyone was surprised. Or …