Hello everybody, I am Zhi. You know, help each other to make the world more wonderful! We should encounter difficulties in students to help him do so you will be sincere friendship. We should spend his time alone in the elderly, you will be happy to do so. Patients suffering we should comfort him, you will be happy to do so. We help each other at the same time, they themselves would feel happy.

　　Help each other to make the world more wonderful!