Final answer:
The literature excerpts explore themes of time's passage and its impact on people and civilizations, contrasting moments of personal reflection with the larger context of historical absence.
Step-by-step explanation:
The context of the provided extracts suggests that they are drawn from literature exploring themes of transience and the passage of time. The narratives describe moments where characters are confronting change, the ephemerality of familiar surroundings, and historical legacies. One passage provides a melancholic ambiance created by the absence of the cliff-dwellers, whose everyday artifacts and dwellings remain intact, serving as a testament to the community's abrupt disappearance. This scenario vividly portrays the weight of history and the concept of absence, which is paramount to understanding the consequences of time on civilizations.
Another passage describes a moment of personal reflection and fatigue, with the character surrounded by the vibrancy of life and the renewal that comes with spring, contrasting the protagonist's internal sense of exhaustion. These literary excerpts effectively use imagery and emotional resonance to immerse the reader in the character's psychological and historical landscapes.