It's therefore useful for our brains to construct notions like "solidity" and "impenetrability," because such notions help us to navigate our bodies through the middle-sized world in which we have to navigate.
É, portanto, útil para o cérebro construir noções de "solidez" e "impenetrabilidade", porque isso ajuda nosso corpo a navegar no mundo-mediano que temos que navegar.