“How are you?” Father ask son and son answer short. “It is good!” When my father heard that, his will ask my son. “ What's the difference between city and country areas ” The son said excitedly. “It's very different. We feed the one dog , but his feed four dogs. We have clean water in swimming pools, but they have a fresh water pure is in a large basin and with the fishes swim. We have lanterns in the garden, while they have a moon and stars on the horizon in the nightfall darkness. Our garden is restricted by walls. But his garden vast endless.” The article was very impressed.