What thoughts and feelings does Seven Laws praise the author in the new era?

Seven methods praise the new era and express the author's thoughts and feelings of praise and expectation for the new era. Wang Lei's Seven Laws of Hymn in the New Era, through the description of the magnificent scenery in China, the myriad changes in China and the future prospect, expresses his praise for the new era in China, his expectation for the future, and his great ambition for the rise of the Chinese nation.