Are you a pessimist or an optimist? Barry Bennett reveals how your attitude affects your relationships and can lead to positive change.Are you a pessimist or an optimist? Barry Bennett reveals how your attitude affects your relationships and can lead to positive change.Are you a pessimist or an optimist? Barry Bennett reveals how your attitude affects your relationships and can lead to positive change.Are you a pessimist or an optimist? Barry Bennett reveals how your attitude affects your relationships and can lead to positive change.