[IDEM libro septuagensimo septimo ad edictum. ] §50.17.161.prIn iure ciuili receptum est, quotiens per eum, cuius interest condicionem non impleri, fiat quo minus impleatur, perinde haberi, ac si impleta condicio fuisset.
[THE SAME, in the seventy-seventh book on the edict.] It is accepted in the civil law that, whenever it is brought about by the person who has an interest in the condition not being fulfilled that it is not fulfilled, it is to be held exactly as if the condition had been fulfilled.
quod ad libertatem et legata et ad heredum institutiones perducitur.
This rule is extended to the grant of freedom, legacies, and the institution of heirs.
quibus exemplis stipulationes quoque committuntur, cum per promissorem factum esset, quo minus stipulator condicioni pareret.
Following these examples, stipulations also take effect when it has been brought about by the promisor that the stipulator could not comply with the condition.