Then, igniting the ribs of your own chest with the fire of a thunderbolt, burn alone.

This couplet beautifully encourages us to find our inner strength and light, even when facing life's toughest challenges alone. It's like saying, "Let the intense fire within you, born from your deepest core, ignite your spirit." It urges us to draw on our own resilience, metaphorically burning our very essence to create a guiding light for ourselves. This is a call to stand strong and shine brightly, powered by your own unique journey, even if it feels like you're doing it all by yourself. It's about self-reliance and transforming personal trials into a source of radiance.