He means them not.

He is very hot of fancy, but sweet at heart, this good Gonzaga." On the instant the cloud lifted from Francesco's brow.
"Why, since you ask me," he answered, inclining his head, "if he'll but say he meant no malice by his words, I will confess as much for mine." Gonzaga, cooling, saw that haply he had gone too fast, and was the readier to make amends.

Yet in his bosom he nursed an added store of poison, a breath of which escaped him as he was leaving Valentina, and after Francesco had already gone: "Madonna," he muttered, "I mistrust that man." "Mistrust him?
Why ?" she asked, frowning despite her faith in the magnificent Romeo.
"I know not why; but it is here.

I feel it." And with his hand he touched the region of his heart.

"Say that he is no spy, and call me a fool." "Why, I'll do both," she laughed.