In order for a proposition to be true (or false) it must have a sense; a nonsensical proposition can be neither true nor false.
a team of psychology researchers began to challenge his ideas using a technique called “paradoxical thinking.” The premise is simple: Instead of presenting evidence that contradicts someone’s deeply held views, a psychologist agrees with the participant, then takes their views further, stretching their arguments to absurdity. This causes the participant to pause, reconsider, and reframe their own beliefs.
acrylic and oil stick on plywood { Jean-Michel Basquiat, Now’s the Time, 1985 }