丰卦的主题是讲明德之丰,其卦辞则讲王者的丰大明德,各爻爻辞则围绕明德之丰讲三个问题:第一,臣子要择明德之主而事;第二,君主的明德亦有被遮蔽的时候,君主的明德被遮蔽后,其丰大之明德有一个从被遮蔽到重新复显的过程;第三,古人倡导的是明德之丰大,如果过分贪图物质享受,过分追求物质享受的奢侈或丰大,则其凶必至。《周易》古经很可能是中国思想史上第一部明确谈到去蔽的著作,荀子的去蔽思想无疑是对《周易》古经去蔽思想的深化与发展。而本卦只是讲明德被遮蔽而不是完全消失,此一理路似为《中庸》等所继承并发扬光大,而开显出中国哲学人性论的已发和未发、已显和未显的重要和基本理论。 Feng Gua’s theme is about the abundance of morality, its hexagrams speak of the great king of the Ming Dynasty, each of the expositions around the virtues of Feng Ming about three issues: first, the courtiers should choose the Lord of Matter and Matter; Second, when the monarch’s Matilda was also covered, after the monarch’s Matilda was covered, its magnificent Matilda had a process of being masked and re-revealed. Thirdly, the ancients advocated the enrichment of Matilda Large, if too much of material enjoyment, excessive pursuit of material luxury or abundance, its fierce must. The Book of Changes is likely to be the first book in the history of Chinese thought that explicitly addressed the issue of removing the cover. Xunzi’s thought of removing the cover is undoubtedly the deepening and development of the thought of removing the cover from the Book of Changes. The Gua dialect is only covered by morality rather than completely disappear. This principle seems to be inherited and flourished by the “Golden Mean”, which shows the importance and importance of the developed and unveiled Chinese philosophical humanity theory. Basic theory