The brain functions by classifying all (new) info into boxes. In the work “Logical” the cubelike structure, visualises this way of logical thinking. The brain grows out of the skull and forms a exoskeleton to keep the skull in a dignified position. Knowledge of how the brain works makes it possible to see things in a different perspective, the bone of the skull is turned into muscle tissue. It adds another way of thinking which really takes us forward. Logic is too often a systematic method of coming to the wrong conclusion with confidence.