as sly as a fox
as cunning as a fox

At the same time, I came off the phone and thought he's as sly as a fox.

Take care, ma'am,' I heard the maid say; 'that horrid deformed monster is as sly as a fox.

Beneath its wink-wink-nudge-nudge high-low humor, '30 Rock" was as sly as a fox, its writers knowing just how far to push the parody.

In an article, "Have Faith", he advised loyalists to refuse the notion of extending the hand of friendship to "those who are genetically violent, inherent in the Catholic Church, a church as sly as a fox and vicious as a tiger", citing historic examples of persecution of Protestants by Catholics.

And yet Colum was as cunning as a fox.

The cold-blooded murderer was as cunning as a fox.

And it’s as cunning as a fox that has just been appointed professor of cunning at Oxford University.

Ah, said Oromis, mad Galbatorix may be, but hes still as cunning as a fox.

Maggrig always said you were as cunning as a fox, and trying to out-think you was like catching wood-smoke with your fingers.

This Marchas was as sharp as possible, as cunning as a fox, and as supple as a serpent.

And unlike the Krays and the Richardsons, Michael Ryan was as cunning as a fox.

as cunning as a fox what used to be Professor of Cunning at Oxford University, you could say.

A detective who knew Canada Bill said he was "as gentle as a woman and as cunning as a fox" and "could beat any man at his own game."

However, Baldrick stated that Blackadder was correct in the final plan being "as cunning as a fox who's just been appointed Professor of Cunning at Oxford University".

She was quite proud of him; he took entirely after her, and not after her late husband, who had been a pale and colorless sort of chap, although he'd been as cunning as a fox when it came to business.