Complex sentence: Almost all of the passages describing the sublime are in Percy's words--passages describing God in nature, experiences of terror and awe, the transportation of the soul, and particularly the feeling of being overwhelmed by the majesty of nature, are Percy's.
Split into simpler sentences: Almost all of the passages describing the sublime are in Percy's words. Passages describing God in nature, experiences of terror and awe, the transportation of the soul, and particularly the feeling of being overwhelmed by the majesty of nature, are Percy's.