[PAULUS libro septuagensimo sexto ad edictum. ] §46.6.5.prSi filius, qui in potestate furiosi erit, rem saluam fore stipuletur, adquirit patri obligationes.
[PAULUS, On the Edict, Book LXXVI] If a son, who is under the power of an insane person, stipulates that property will be safe, he acquires obligations for his father.