This book systematically summarizes the author's more than 30 years of experience in teaching reform and educational research. The book is divided into three parts. Part I focuses on the comprehensiveness of thinking and the relationship between the coordinated development of thinking and the overall development of human beings. Part II and Part III mainly discuss the six basic principles of learning and thinking: the principle of the working memory of thinking, the principle of learning transfer, the principle of the basic process of learning, the principle of multi-level development of...