All the King's Men
How we cite our quotes:
So Jack Burden made the acquaintance of Cass Mastern, who had died in 1864 at a military hospital in Atlanta […]. (4.26)
Cass Mastern's story transforms him, even Jack is not sure how or why? That's why he's planning to write a book about Cass at the end of the novel.
The old man broke off a piece of chocolate and placed it between the expectant lips, and peered into George's face […] (5.286)
This is a moment of triple transformation. George and Ellis both became mentally ill as a result of tragedies with their love lives. Watching Ellis feed George chocolate triggers a memory of Ellis feeding Jack chocolate. This momentarily transforms Jack's bitterness toward Ellis into love.
I did not say anything. I did not need to. For, looking at me, she nodded quite steadily. (6.456)
This moment, when Jack gets confirmation that Anne and Willie have been sleeping together, is what sends Jack West. Ultimately, this trip will lead to Jack's development of the Great Twitch theory. That's some major transformation.