Ten Years Later: The Man in The Iron Mask by Alexandre Dumas Chapter 21 Page 26

“How can you ask me if I am listening?

Go on.”

Aramis walked softly all round the room, satisfied himself that they were alone, and that all was silent, and then returned and placed himself close to the armchair in which Fouquet was seated, awaiting with the deepest anxiety the revelation he had to make.

“I forgot to tell you,” resumed Aramis, addressing himself to Fouquet, who listened to him with the most absorbed attention — ”I forgot to mention a most remarkable circumstance respecting these twins, namely, that God had formed them so startlingly, so miraculously, like each other, that it would be utterly impossible to distinguish the one from the other. Their own mother would not be able to distinguish them.”