"Do you happen to have any spare change? I'm a bit hungry. And I don't feel like waiting for someone to give me some money."

"Oh, sure. Hold on a second. I'll go get it for you."

I walked a short distance and came back. After handing him his change, he immediately took a few coins and shoved them into his pocket.

"Thanks. So, did you manage to sell any of the stuff that you sold to those people last weekend?"

I shook my head and replied, "No. I sold all of them. That's why I'm so hungry."

Suddenly I became aware of my stomach growling. I hadn't noticed I...