Some facts that can show the vulnerabilities of Jay Gatsby are:
Even though he is wealthy, he lacks good manners
He makes some rash decisions in his pursuit of Daisy
He refuses to accept reality.
<h3>The Great Gatsby summary</h3>
This refers to the tragic novel of a successful self-made millionaire, Jay Gatsby, and his romantic interests in Daisy Buchanan who he had loved much earlier.
Hence, we can see that based on his newfound wealth and power, Jay Gatsby believes that morals can be abandoned and as such he also loses his manners and makes rash decisions in his pursuit of Daisy.