Petraeus and a panel chaired by retired Gen.

CNN: Text of President Bush's speech

The US Marine Corps last year had to publicly upbraid Lt Gen James Mattis after he cheerfully admitted on a panel discussion that he enjoyed war.

BBC: NEWS | Europe | Caught on tape: Infamous gaffes

Not bad, considering the current-gen 13-inch MacBook Air weighs 2.96 pounds even without a touch panel.

ENGADGET: Toshiba KIRAbook hands-on (video) Hands-on