He will need this canny doggedness in his new dealings with the centre.

ECONOMIST: Charlemagne

The bouts pile up toward the end, but, as with almost every boxing picture, they lack the grunting doggedness of the real thing.

NEWYORKER: The Fighter

Matthew Schifrin, a 27-year FORBES veteran who runs all our financial and investing coverage in print and online, is known for his quiet doggedness.

FORBES: Investment Advice, Our Past and Future

But the story refused to die, thanks to the doggedness of the left-of-center newspaper The Guardian which published a series of stories about the scandal.

CNN: Hacking scandal exposed secrets at Murdoch's tabloid

Solar One wouldn't be there if not for the doggedness of Gilbert Cohen, the French-born engineer who runs the operation on behalf of Spanish conglomerate Acciona Solar Power.

FORBES: Light And Heat

In Wasilla, a railroad town nestled among the mountains of south-central Alaska, she has earned a reputation for pursuing agendas with such doggedness that critics and supporters alike are compelled to acknowledge her fighting spirit.

CNN: Palin's swift rise is the talk of her Alaskan town

Celtic's speed and movement was a delight to watch, but Rangers' doggedness was denying them threats on goal until a fine Hinkel cross was met by the head of Barry Robson and looped from 15 yards off the face of the crossbar.

BBC: Celtic 1-1 Rangers

He could even have paused, despite himself, to applaud the efforts of the Guardian, which, in its doggedness to unveil illicit dealings in the labyrinths of those who rule and police the nation, is doing precisely what the younger, keener Murdoch had in mind.

NEWYORKER: Hack Work