Carl nodded, turned his face away, glancing out the front window.
Carl was nodding during this, and he said, "I made up my own mind."
Carl nodded his earnest confirmation, then thought to correct the impression.
With his mouth full of food, Carl nodded enthusiastically.
Carl shook his hand and nodded to the others.
- Carl nodded, took a sip from his new drink.
Carl nodded in return and disappeared again, closing the door behind him.
Carl thought for only a moment and then nodded, "Yeah, I think so."
And Carl nodded in a way that said, I think you're right.
Carl nodded, satisfied that he had thought the problem through and come to the correct conclusion.