Romantics often emphasized the beauty, strangeness, and mystery of nature. Romantic writers expressed their intuition of nature that came from within. The key to this inner world was the imagination of the writer; this frequently reflected their expressions of their inner essence and their attitude towards various aspects of nature. It was these attitudes that marked each writer of the Romantic period as a unique being. These attitudes are greatly reflected in the poem “When I Heard the Learned Astronomer” by Walt Whitman. Walt Whitman reflects this Romantic attitude in the speaker of his poem. He situates the s