Serving others and being service, is the two state of life, each of us is in this state between the conversion. Recent international news report, Obama's little daughter to experience a service to other people's life, in a store when a waiter, personally feel that this behavior is worth encouraging. Whether the president's children or people, life will eventually come down to the ordinary state, the opening of the BMW, crowded bus, this is a good attitude to life. Shenzhen East Star