"I was at an acting academy for seven years prior to the trial"

Kato Kaelin's quote suggests that he had a long-lasting dedication to the acting profession prior to the trial. This indicates that he had a strong enthusiasm for the craft and was willing to commit a substantial quantity of time to refining his skills. It also recommends that he had a particular level of competence in the field, which might have been helpful to his statement during the trial. Moreover, it might be interpreted as an indication of his commitment to the craft, as 7 years is a long period of time to devote to any occupation. Eventually, Kato Kaelin's quote reveals his dedication to the acting occupation and his devotion to refining his skills.