The dark, the light.
What was the difference?
Nightmares had reinforced themselves in each, as the book thief began to truly understand how things were and how they would always be. If nothing else, she could prepare herself. Perhaps that's why on the Führer's birthday, when the answer to the question of her mother's suffering showed itself completely, she was able to react, despite her perplexity and her rage.
Liesel Meminger was ready.
Happy birthday, Herr Hitler.
Many happy returns.