About 10, 000 years ago, modern humans discovered how to make knives out of copper, and around 5, 000 years ago, craftsmen in the Near East began to make them out of bronze.
And even though it's been a very long time since the first knives were crafted out of stone, we haven't given up on that ancient manufacturing technique.
The knives are out, most of them aimed in the direction of Chief Executive Steven Ballmer.
However, one scandal involving a Staff Attorney anywhere in the country will result in the long knives coming out, alleging lack of adequate supervision.
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Of course, the Bieber worshippers immediately came out with knives on Twitter.
Tallish, blondish and not so handsome, though still surprisingly popular, Mo Mowlam , like Mr Heseltine, is storming out of ministerial life, but not without flicking a few knives as she passes through the door.
The knives were out for Mr Duncan Smith as "senior figures" on the left of the party told the newspaper he was still "on probation" as leader, and warning him - in a sign of the catastrophic rows to come - against a lurch to the right, the newspaper reported.
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Within days of our arrival, a turbaned craftsman had laid out a piece of local fabric with cotton shirts, wooden souvenirs and Tuareg silver knives.
The union said staff feared losing control of the centre after a large fight broke out involving up to 50 detainees armed with knives and pool cues.
"We've got to look at the programs that are working across the nation to prevent crime -- mentoring programs, dispute resolution programs that teach children how to resolve conflicts without knives and guns and fists, and truancy prevention programs that get them back into school and keep them out of trouble, " Reno said.
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