5. the study must study, not a selfish man. The importance of total cooperation with others in society are combined with others, helping others help create a peaceful society. Environmental sustainability
5. Education must make students not be selfish. The importance of common interest to cooperate with others in society. Living with others help others Help create a peaceful society in peace Environmental sustainability
5. Education must make the students not selfish. The importance of the public to cooperate with others in the society, together with others, help others, help to create a peaceful society, happy. Environmental sustainability.