"But I certainly know a lot of people that existed at that level and are always kind of pining for more, always thinking that the next big break, the next opportunity, the big role are just around the corner of the next audition"

In this quote, Thomas Haden Church is assessing the state of mind of lots of people in the entertainment industry. He acknowledges that he understands numerous individuals who have actually reached a particular level of success, however are constantly yearning for more. They are always on the lookout for the next big opportunity or role, thinking that it will bring them even greater success. This frame of mind can be viewed as both ambitious and restless, as these individuals are never completely satisfied with their current level of success. It likewise highlights the competitive and unpredictable nature of the show business, where one need to continuously pursue more in order to stay relevant and effective.