Well, in my country they say that you can catch more flies with honey than with...

Well, in my country they say that you can catch more flies with honey than with vinegar."
"Yes, they would," Pyotr said mysteriously. He had been walking a couple of steps ahead of Kate, but now he dropped back and, without any warning, slung an arm around her shoulders and pulled her close to his side. "But why you would want to catch flies, hah? Answer me that, vinegar girl.