Concise Discussion on Material

Material has been changing, and there are unchanged laws about thesechanges. These simple and unchanged laws about the changee of material were realized during Author's past 51 years study on materialogy after graduation from the univeroity and will be discussed in this paper. It is divided into three parts with ten sections. The first part is discussion which consists of 3 sections:one definition on material; two diagrams about the micro- and macro-problems of material; and three methods of reasoning. The second part is discussion which consists of 5 sections:one symbol for property; one equation for structure; four ways to deal with environment; three principles of natural process; and eight methods for energetical analysis. The third part is conclusion which consists of 2 sections. five points of view on things and two methods of reasoning for the generalist. Altogether, in this paper, ten topies are discussed and thirty view points or methods are presented about niaterial, people and thing. "Outlook on thing and Methodology" could be another title of this article.