Del Ferice had purposely excited Donna Tullia's curiosity, and he meant before long to tell more than he had vouchsafed in his first confidence. But he himself trembled before the magnitude of what he had suddenly thought of doing, for the fear of Giovanni was in his heart. The temptation to boast to Donna Tullia that he had the means of preventing Giovanni from marrying was too strong; but when it had come to telling her what those means were, prudence had restrained him. He desired that if the scheme were put into execution it might be by some one else; for, extraordinary as it was, he was not absolutely certain of its success. He was not sure of Donna Tullia's discretion, either, until by a judicious withholding of the secret he had given her a sufficient idea of its importance. But on

