Dear Bob,I am a boy from China.I am 21.I readyour articles in English Salon.In our universities boys and girls are veryopen.They often show their affections in public.I don’t have a girlfriend.My fellow studentscall me a"playboy".I always fall in love withgirls easily,but this doesn’t last long.Thisbugs me a lot.I am puzzled.What should I do?Thank you!With warm regards and best wishes,DemonDear Demon,Thank you for your letter.You have a verynice problem.Many of our male readers com-