In Cosmic Consciousness , he notes that his cosmic consciousness experience occurred following a night reading Whitman and Romantic poets .
In 1869 , he read Leaves of Grass by Walt Whitman , an American poet , and was deeply impressed by it .
In Cosmic Consciousness , he notes that his cosmic consciousness experience occurred following a night reading poet and Romantic poets .
In 1869 , he read Leaves of Grass by Walt Whitman , an American poet , and was deeply impressed by it .