Practice everyday Nowadays,technology and science is developing at top speed which we cannot image before, our lives are becoming more and more different as the computer start to control the moment we post, the way we pay, and style we live, therefore, computer are anywhere now. There is an unforgettable scene of "The Future"in 1956,Dustin Hoffman said that the future would became an virtual world, sure enough, we're living in 1956's future, and it is not a total virtual world, but at lest it is a half virtual world, we know total virtual world will become true as time goes by. Our lives has been affecting by science deeply, especially the social part. FACE BOOK,WECHAT, WHATSAPP, SINA, there are dozen of social app in our phone, we spend all day on them. When we're eating on the table, shopping on the store, even learning in the classroom, we can see that somebody always on their phone.Here is an funny story,a mother text her young son,"i miss you, my son" and her son respond with"i miss you too, but now i'm busy, can we talk later", and the next massage the mother sent,"of course, but can you go down stair and finish the dinner?"This story is an reflection of us,we used to got warm and move form our family and friends, now we get that form phone. Actually, if we can change our behavior under putting down your phone and looking around the world, you'll find how beautiful the world is, we'll feel mush better.