Existence & its consequenceThere is an experiment in which fleas are placed inside a jar with a lid. Initially, the fleas will attempt to jump out of the jar, as it is their natural behavior to escape confinement. However, due to the height of the jar and the presence of the lid, the fleas repeatedly hit the lid when they jump, which causes them to experience discomfort or pain. Over time, the fleas learn from this repeated failure and adjust their behavior. They begin to jump