What is Kurt Wright's suggestion about adjusting attitudes?

Kurt Wright’s book focuses on self-improvement. People have the tendency to focus on what’s wrong with themselves and their environment, which attracts more negative energy around them. He suggests that people are more successful and happier if they focus their mindset on things that are right, and as consequence their mindset attracts positive energy. This positive energy is what’s going to drive people forward, by dealing well with problems and striving for improvement.