But while the British troops learn new tricks and teach old ones in the Sunni triangle, they will leave a gap behind.

ECONOMIST: British troops face fiercer fights in Iraq

Companies tend to react to cyber attacks rather than prepare for them, and malicious hackers meanwhile learn new tricks to circumvent the gates.

FORBES: Imperva CEO: Companies Are Getting It Wrong On Cybersecurity

The instructional emphasis is on fundamentals rather than quick-fixes, insuring a high frustration level for old dogs like me trying to learn new tricks.

WSJ: The Punishment of Winter Workouts | Golf Journal by John Paul Newport

But in May 1999, Mr Yeltsin proved that the old dog, while too feeble to learn new tricks, could still employ tried and tested ones.

ECONOMIST: Russia’s flawed reformer | The

Both grant makers and investors have to learn new tricks and use new tools for connected, hybrid strategies (see this HBR thinking on combining giving and investing).

FORBES: Benevolent Schizophrenia - A Tale of Donors and Investors

He has less scope to cut his pace and learn new tricks, and if Lawson is right and he has developed a technical flaw due to his injury, even his relentless accuracy may have gone for ever.

BBC: McGrath faces march of time

Can older drivers learn new tricks?

FORBES: Introducing The 2013 Cadillac XTS

It's called the Pleo Reborn (or "RB" for short) and the primary features are these: a lithium-polymer battery good for two hours of continuous use, a much tougher hide, and an RFID "sense of smell" that lets it interact with a variety of optional accessories to "eat, " take medicine for virtual injuries and learn new tricks as you go.

ENGADGET: Pleo Reborn detailed by Innvo CEO, one lucky fan finds and buys the tiny dino (video)

The new Denon AVR-4306 shows even the old-school audio boys can learn some new tricks.

ENGADGET: Denon's new AVR-4306 A/V Receiver: ethernet streaming, internet radio playing, iPod connecting monster