In one of these poems by this author, the speaker tells three ghostly figures "in placid sandals, and in white robes" on the third time they pass by that they "cannot raise / 
In one of these poems by this author, the speaker tells three ghostly figures "in placid sandals, and in white robes" on the third time they pass by that they "cannot raise / [his] head cool-bedded in the flowery grass." Those three figures in that poem of this type are Love, Ambition, and Poesy. In another of these poems by this author, the speaker wishes to "leave the world unseen," realizes that "Beauty cannot keep her lustrous eyes," and wonders if the title creature's music was "a vision, or a waking dream." In another of these poems by this man, the speaker observes an "Attic shape" depicting a procession and opines that "beauty is truth, truth beauty." For 10 points, name these poems written by a British Romantic about such subjects as indolence, a nightingale, and a Grecian urn.