The man who affects a supercilious disdain for all foreign customs and forms will not convince the natives of his vast superiority. Rather, he will impress them with the belief that he is an ill-bred idiot. The most polite, as well as agreeable travelers are those who will smilingly devour mouse-pie and bird’s-nest soup in China, dine contentedly upon horse-steak in Paris, swallow their beef uncooked in Germany, maintain an unwinking gravity over the hottest curry in India, smoke their hookah gratefully in Turkey, mount an elephant in Ceylon, and, in short, conform gracefully to any native custom, however strange it may appear to him.The main idea of this passage is