You have heard the witnesses, men of the jury; and I, who had already lost part of my
 money and with regard to the rest was under the most infamous charges, left Athens for the
 Peloponnesus to investigate for myself. But Menexenus found the slave here in the city,
 and having seized him demanded that he give testimony under torture The evidence of slaves could only be given under torture; cf. §54. 
 about both the deposit and the charge brought by his master.