Describe one episode or incident in the novel that shows the true character of Jay Gatsby?

In Chapter one Nick watches Gatsby stretch out his arms towards this light as if it is a sign that he will find what he so desperately longs for. The light represents the illusion that Gatsby is lost in. For Gatsby makes him "tremble." The green light reminds him of Daisy. She is an illusion of new beginnings, love, longing and desire. Daisy of course is actually the opposite of any of these things but not for Gatsby. In Chapter one Nick watches Gatsby stretch out his arms towards this light as if it is a sign that he will find what he so desperately longs for. This shows Gatsby as he truly is. He bases his life on the illusion of Daisy that very much defines him as an illusion as well.