A modest but extremely shrewd businessman who liked to pretend that he had little feeling for the fine arts, Mr. Floyd rose steadily at Christie's.

Worse yet was the possibility that the King's extremely shrewd army commanders were planning to hole up inside the vast building and make their escape under cover of darkness.

He was described as "an extremely shrewd, somewhat dour Scotsman, possessing a keen sense of literary values".

The Czar is extremely shrewd.

I served for four years under Caspar Weinberger in the Defense Department, and found him extremely shrewd about global ramifications of local conflict.

The Lakedaemonians are extremely shrewd in these matters; they know that no arrangement could be more cunningly contrived to bind two youths together.

In her own words, Lenya comes across as an extremely shrewd if loving person.

He is invariably described as a somewhat pompous, formal, overly polite, yet intelligent and business wise extremely shrewd man.

However he soon showed himself extremely shrewd at discerning public taste by investing heavily in the grand opera formula.

"He's extremely shrewd," said an Asian diplomat.