The discussion of self-identity, self-worth positioning runs through their friendship throughout. While Wallace wanted to leave the swamp of fame and success, Lipsky longed to enter the swamp. Lipsky is like a young Wallace, and Wallace sees this, so he wants to throw a little confidante and a few words of admonition to his young self; but Wallace in Lipsky's eyes is exactly what he aspires to be, so he eagerly Wanting to know everything about Wallace, when he found their similarities, he used his own experience to speculate on Wallace's heart and instruct Wallace to be hypocritical.
The most interesting part is this: they are very similar, so both people know each other with an understanding of themselves, so this kind of self-exploring/exploring each other talk will hit the heart directly, so revealing sincerity.
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