In ancient Rome, in order to ensure the fairness of judges in hearing cases, judges often did not take the initiative to collect or investigate evidence, but only to determine the facts of the case through the evidence submitted by both parties in the course of trial. Before the trial of a case, the judge often knows nothing about the facts of the case, which helps to prevent the judge from forming unreasonable preconceptions about the facts of the case and avoid making preconceived judgments.
passage?
Preconception will have a serious impact on the fair judgment of the judge.