The passage describes a profound experience in which the protagonist perceives the beauty of the world around him. His Celtic lineage seems to connect him deeply with nature, as he feels a sense of communion with trees and the environment. This connection evokes a sense of tranquility, allowing him to embrace the moment wholly, feeling the presence of history and the dead as if they are part of the landscape.
In this state, the boundaries between himself and the world blur, leading to a sensation of weightlessness and freedom. Lying on the ground, he feels an intoxicating rush, as if he is falling into the vastness of space. This vivid imagery captures both a physical and existential experience, showcasing a moment of clarity and reflection amidst the beauty and complexity of life.