[PAULUS libro sexto decimo ad edictum. ] §50.17.124.prUbi non uoce, sed praesentia opus est, mutus, si intellectum habet, potest uideri respondere.
[PAULUS, in the sixteenth book on the edict.] Where not speech but presence is required, a mute person, if he has understanding, can be deemed to answer.
idem in surdo: hic quidem et respondere potest.
The same applies to a deaf person; for he indeed can even answer.
§50.17.124.1Furiosus absentis loco est et ita Pomponius libro primo epistularum scribit.
A madman is in the position of an absent person, and Pomponius writes thus in the first book of his Epistles.