In Thomas Pynchon's "Against the Day," the contrasting imagery between darkness below and the brilliance of light above symbolizes the struggle between ignorance and enlightenment. The darkness represents a place devoid of clarity and understanding, while the "gray conglomerate" above, bathed in the last light of day, suggests the presence of hope and the potential for discovery. This contrast highlights the human experience of grappling with the unknown versus reaching for knowledge and truth.
The phrase "an unanswerable brilliance" evokes a sense of wonder and mystery that accompanies enlightenment. It suggests that while we may aspire to grasp the truths illuminated by such brilliance, the complexity of existence often remains just out of reach. Pynchon's writing invites readers to reflect on the nature of understanding and the light that can guide us through the darkness of ignorance and confusion.