What does Cole think is the reason the spirit bear has stopped appearing?

Cole believes the spirit bear has stopped appearing because of his own negative actions and emotions. He feels that his anger and resentment have driven the bear away, symbolizing a disconnect from nature and his own healing process. Cole realizes that he must change within himself to reconnect with the spirit bear and the lessons it represents. This reflection highlights the importance of personal growth and the impact of one's behavior on their surroundings.