To find all possible paths from a given node in a directed graph, it's essential to understand that a node represents a location, similar to cities on a map. The discussion highlights that counting paths individually can be tedious, and utilizing specific theorems or formulas applicable to the graph may provide a more efficient solution. The complexity of graphs can vary significantly, with examples including phone systems and the internet. A clear understanding of nodes and directed graphs is crucial for effectively navigating and analyzing these structures. Overall, grasping these concepts will aid in exploring all potential paths in directed graphs.