BOTH. Ah, well-beloved, etc.

CAS. O Luiz, Luiz--what have you said? What have I done?
What have I allowed you to do?
LUIZ. Nothing, I trust, that you will ever have reason to
repent. (Offering to embrace her.)
CAS. (withdrawing from him). Nay, Luiz, it may not be. I
have embraced you for the last time.
LUIZ (amazed). Casilda!
CAS. I have just learnt, to my surprise and indignation,
that I was wed in babyhood to the infant son of the King of
Barataria!
LUIZ. The son of the King of Barataria? The child who was
stolen in infancy by the Inquisition?
CAS. The same. But, of course, you know his story.
LUIZ. Know his story? Why, I have often told you that my
mother was the nurse to whose charge he was entrusted!
CAS. True. I had forgotten. Well, he has been discovered,
and my father has brought me here to claim his hand.
LUIZ. But you will not recognize this marriage? It took
place when you were too young to understand its import.
CAS. Nay, Luiz, respect my principles and cease to torture
me with vain entreaties. Henceforth my life is another's.
LUIZ. But stay--the present and the future--they are
another's; but the past--that at least is ours, and none can take
it from us. As we may revel in naught else, let us revel in
that!
CAS. I don't think I grasp your meaning.
LUIZ. Yet it is logical enough. You say you cease to love