约翰·济慈是英国浪漫时期的主要诗人之一。他的生命只有短短２６年，却留下了诸如《夜莺颂》等永远璀璨于英国文学史的伟大作品。在文学理论方面，济慈没有系统化的论述，只是在书信中不时地抒发一些见解，其中“否定能力”（ＮｅｇａｔｉｖｅＣａｐａｂｉｌｉｔｙ）就是他关 John Keats is one of the major poets in the English romantic period. His life was only 26 years, leaving behind such great works as the Nightingale Song forever shining in the history of British literature. In literary theory, Keats did not systematize discourse, but merely expressed some opinions from time to time in letters, of which “NegativeCapability”