The face of a good poker player

"I haven't told you everything about this woman."

"Yes, I am aware."

"Surprised, I said, "You are? How?"

"What do they call the face of a good poker player?"

"A poker face," I said.

"Yes, I believe that is correct. You do not have one. ..."

Dean Koontz, The City

One of the great pleasures of this book is the relationship between the young narrator and his neighbor, Mr. Yoshioka.