As time passes, the author Jonathan Lethem reflects on the nature of friendships and how they evolve. He suggests that the most reliable relationships tend to be those where both parties have experienced mutual financial success. This perspective indicates that shared achievements can strengthen bonds between friends.

This insight highlights a broader theme regarding the interplay between personal relationships and financial matters. Lethem's observation emphasizes that partnerships grounded in shared prosperity can lead to deeper trust and commitment, favoring friendships that are built on mutual benefit over superficial connections.