Attitude precedes service. Your positive mental attitude is the basis for the way you act and react to people. 'You become what you think about' is the foundation of your actions and reactions. What are your thoughts? Positive all the time? How are you guiding them?
Jeffrey H. Gitomer (1998). “Customer Satisfaction is Worthless, Customer Loyalty is Priceless: How to Make Customers Love You, Keep Them Coming Back and Tell Everyone They Know”, Bard