Power of Nature: The mountain physically and emotionally overpowers the speaker — it blocks the sky and invades his mind.
Memory: This image sticks with the speaker and haunts his thoughts — showing how powerful the moment was.
Fear: The once-peaceful setting becomes intimidating, revealing nature’s ability to inspire fear.
Pride: The speaker’s earlier pride is shattered — he realises he is small compared to nature.
Individual Experience: This is a deeply personal moment of self-discovery and vulnerability, sparked by a natural event.