In one of his letters, wells always intuitive wisdom, explains what differentiates Byron "He describes what he sees and what I imagine." Keats needs encouragement beauty, proceed this landscape, an artistic work or love to be outdone by the lyrical reverie and see from how she thinks the feeling, thinking how it feels, both raised to a higher harmony.
In many of his poems he speaks of that "look inside space" where time does not exist and where the ideal rubs.