The central idea or the theme of the poem is the comparison l win the eternal, continuous and never-ending journey of the brook and the transitoriness of a man’s life. The brook overcomes many hurdles and struggles throughout its journey and keeps on moving. It never stops. Similarly, human beings also have to face many ups and downs, They should not accept defeat, but must go on like the brook. One must keep on moving towards one’s goal and reach, their destination.