Sleeping on a dragon's hoard with greedy, dragonish thoughts in his heart, he had become a dragon himself.
The quote reflects the transformative nature of greed, suggesting that an excessive desire for wealth can alter one's very essence. The imagery of sleeping on a dragon's hoard illustrates how being consumed by materialistic ambitions can lead to a loss of one's humanity. It implies that indulging in greed can cause individuals to adopt traits similar to the very thing they covet, in this case, a dragon.
In the context of...