Ideas/ Values/ Emotions of the book: Flexibility-Adaptability | Critical thinking ability

The book: One day, a tomcat discovered a whole army of mice in an old mansion. He began devouring them one by one, and every night he stroked his swollen belly. The mice, in order to save themselves, decided to lock themselves in. None of them roamed the corridors anymore. After two or three days, the cat began to grow hungry. But how could he lure out the "delicacies"? He thought and thought and came up with a trick!