restriction- constraints of the education system - effect on innocence techniques- natural imagery antithesis, vulnerability 'tender wing' extended metaphor of birds, 'buds nip'd' 'tender plants strip'd' 'cage and sing'- winter joy- 'O' interjection Control of system- cruel eye outworn-synecdoche, allusion to god? surveillance, learning's bower, huntsman foreshadowing -prey like imagery- iambs and anapests show the institution's dimissal of harmony, anaphora 'nor' monotony, enjambement