"Republicans who want us to throw mud at [Hillary] will be disappointed," Pirro campaign manager Kieran Mahoney tells New York magazine, before stating flatly: "We won’t engage in negative attacks."

Asked to certify the no-negative-campaign pledge with a formal promise, the Pirro insider responded: "Jeanine already has."

Instead, Mahoney said, the thrust of his boss's campaign will be to complain that Mrs. Clinton is a "part-time" Senator with her eye on the White House.

What about critics who say that line's likely to wear thin sooner rather than later?

"Those people have never won a New York statewide election," Mahoney scoffed. "I’ve won many."

Pirro's "stay positive" pledge would seem to take a whole host of winning issues off the table.

Issues like: