C110 Yin Difference and Yang Error(1)

But then the old man actually pursed his lips and didn't say anything. I then remembered that I hadn't asked him for his name, but after chatting for so long, I felt like an old friend, so it wasn't polite to ask for his name. I simply followed his words and asked, "Old sir, how old do you think that girl is?"

The old man shook his head and said, "If I say it, I'm afraid I'll be laughed at