Mothers of serial killers have been known to weep in court and plead for leniency, even in the presence of the mothers of the murdered victims.

人们都知道即使在被害者的母亲出席的情况下，杀人狂魔的母亲也会在法庭上哭泣并且会祈求法庭对其子进行宽大仁慈的处置。