Before I started school my mother sometimes would have to bring me in to work with her when she couldn’t find a baby sitter. She worked in a restaurant in a bowling alley, during the day it wasn’t very busy so she would be running the place on her own. There were a few regulars who would give me quarters to play the Galaga machine, and sometimes they’d give me a couple bucks and I’d go across the building to the arcade for some Spy Hunter and Donkey Kong.
He also points out that human emotions are different. I assumed this to mean the the rhetorical tools he uses to control his Vulcan emotions are ineffective on human emotions despite Vulcan emotions being stronger. It’s like having a vaccine for the flu, but still getting a cold.