2. There is this barber in the US. One day a Caucasian florist goes to him for a haircut. After the cut, he goes to pay the barber. The barber replies: “No charge today. I am doing community service. 在美國有位理髮師。 有一天一個白人賣花的去找他理髮。 理完髮,他去付理髮費。 理髮師說: " 今天不收費。我在做社區服務 ."