Ash had a penchant for creating characters that teeter on the brink of insanity. He delved into their minds, crafting intricate systems of belief and survival that emerge from the shattered pieces of their life experiences. This exploration of madness allowed him to showcase the complexity of human nature and the ways individuals adapt to their circumstances.

In "Possession," A.S. Byatt illustrates how characters navigate their inner turmoil, forming unique perspectives shaped by their pasts. This theme of madness not only serves to deepen character development but also invites readers to engage with the nuances of their struggles and triumphs, highlighting the power of resilience amidst chaos.