David Jones is a man with a sharp mind and a sharp tongue to go with it.

BBC: The only Jones in the Wales Office

From recruiting the best employees to pitching angel and late-stage investors, having a sharp mind and an agile mindset can be extremely useful.

FORBES: The Rise Of The Consultant-Turned-Entrepreneur

He had a weak heart but a sharp mind.

FORBES: Magazine Article

He has a sharp mind and a good heart.

CNN: As two politicians ascend, new sway for Latinos?

There is no question that Villas-Boas has a sharp soccer mind.

WSJ: Andre Villas-Boas: The Collapse of a Coaching Wunderkind

Despite her incredible ignorance, her mind was still sharp, and filled with a pure form of curiosity.

NEWYORKER: The Stolen Pigeons

By late fall, the SFO and Justice Department both had their eyes on Mr. Hayes, a trader known by colleagues as "Rain Man" for his sharp mind but socially awkward demeanor.

WSJ: U.S. and U.K. in Tussle Over Trader

Although his mind is as sharp as ever, he is visibly suffering from a brain condition whose symptoms are similar to those of Parkinson's disease.

ECONOMIST: Charlemagne