"And thus when by Poetry, or when by Music, the most entrancing of the poetic moods, we find ourselves melted into tears, we weep then, not... through excess of pleasure, but through a certain petulant, impatient sorrow at our inability to grasp now, wholly, here on earth, at once and forever, those divine and raptorous joys of which through the poem, or through the music, we attain to but brief and indeterminate glimpses."