我一點也不了解這個人。不過不管怎樣，我知道他兩件事：一是他沒吃過牢飯，另一件是我不知道為什麼。 I don’t know anything about this man. Anyhow, I only know two things about him. One is, he has never been in jail, and the other is, I don’t know why.