"I was very nervous during the match," he said.
That's a big deal. Liu doesn't reveal much, particularly to non-Chinese reporters.
Gold-medal singles champion Zhang Jike also acknowledged having butterflies in a match China eventually won 3-1. Zhang also dropped his guard when pressed.
"I was nervous, but not especially nervous," said Zhang, who looked down and sent messages on his phone while taking questions. "This is normal for any human. We all get nervous."
- Stephen Wade - Twitter: http://twitter.com/StephenWadeAP
EDITOR'S NOTE - "Eyes on London" shows you the Olympics through the eyes of Associated Press journalists across the 2012 Olympic city and around the world. Follow them on Twitter where available with the handles listed after each item.