“Yes, frankly and loyally,” replied the cardinal, in the same tone. “All this negotiation must be carried on openly.”

“I will follow your Eminence’s instructions to the letter. I only wait till you give them.”

“You will go to Buckingham in my behalf, and you will tell him I am acquainted with all the preparations he has made; but that they give me no uneasiness, since at the first step he takes I will ruin the queen.”

“Will he believe that your Eminence is in a position to accomplish the threat thus made?”

“Yes; for I have the proofs.”

“I must be able to present these proofs for his appreciation.”