[GAIUS libro duodecimo ad legem Iuliam et Papiam. ] §28.5.74.prSub condicione herede instituto si substituamus, nisi eandem condicionem repetemus, pure eum heredem substituere intellegimur.
[GAIUS, On the Lex Julia et Papia, book 12.] If we substitute an heir after having instituted an heir under a condition, unless we repeat the same condition, we are understood to substitute him as heir unconditionally.