The Joker's plans work not because he calculates every variable perfectly, but because he designs systems of escalation where any outcome serves his ultimate goal of chaos. Viewed structurally, his plots are built on a series of nested dilemmas, or no-win scenarios, rather than a linear chain of events. For instance, in the coordinated kidnapping of Rachel Dawes and Harvey Dent, the Joker deliberately swaps the addresses he gives to Batman. Whether Batman rescues Rachel or Harvey, the Joker wins. If Batman saves Rachel, Harvey dies, and the city loses its hero. If Batman saves Harvey, Harvey is physically and emotionally scarred, priming him to become Two-Face. The Joker does not need to know which choice Batman will make; he only needs to ensure that both choices lead to devastation. Similarly, during the bank heist, the Joker structures the execution of his henchmen so that each step incentivizes the next killer, culminating in his own solo escape. His genius lies in human psychology: he weaponizes the self-interest, fear, and corruption of Gotham's citizens and police force against them. When a variable goes wrong, such as the ferry passengers refusing to blow each other up, the Joker is simply prepared to adapt, as his ultimate plan is always to expose the fragility of social order.