Specifically, at night, what sets james' heart "in constant, turbulent" riot?

For the answer to the question above, Nick says, "So Gatsby invented the sort of Jay Gatsby that a seventeen-year-old boy would likely to invent, and to this concept, he was faithful until the end" For James Gatz, what will the ideal Jay Gatsby be, do and have?

Aliving thing consumes berries on a yree