In the real world, people are not living by themselves, separate and alone. They always live with groups of people around them, and they try to survive together. This is called "". A is a society where people live together and take care of each other. Therefore, a as a representative of many people has responsibilities to guard each single member in a group. A should provide security, trust and honesty, and more importantly, happiness. Since a is like a best friend for people, it should give security, trust and honesty. People living ....