"Now I feel I have an unspoken deal with the paparazzi: "I won't do anything publicly interesting if you agree not to follow me.""

This quote by Matt Damon recommends that he has actually come to an arrangement with the paparazzi to not follow him if he does not do anything openly intriguing. This could imply that he is attempting to keep his personal life personal and out of the public eye. He might be trying to protect himself from the media and paparazzi by refraining from doing anything that would accentuate himself. This could also be a method for him to keep his privacy and keep his individual life out of the general public eye. By refraining from doing anything publicly fascinating, he is able to keep his private life out of the general public eye and away from the paparazzi. This might be a way for him to safeguard himself and his household from the media and paparazzi.