But "we have to keep the door open and see how this goes, " the California Democrat added.
So when countries are ready for these various stages, NATO ought to keep the door open for them.
That could keep the door open for a bigger, more slowly moving asteroid.
And then, there is the prospect that such a meeting could end inconclusively but keep the door open for further talks sometime in late-2010 or early 2011.
Jenson Button wants to sign a one-year contract with McLaren for 2012 rather than a long-term deal so he can keep the door open to a potential Ferrari drive in 2013.
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His warning "never, ever trust Labour with our economy again" will disappoint those in his party who are keen to keep the door open to the possibility of a coalition with Labour in the future.
Shen Dingli, an expert on arms control at Fudan University in Shanghai, tells the newspaper that the UN should not hold back on sanctions but says the international community, especially the US, should give security guarantees to Pyongyang and keep the door to negotiations open.
Meanwhile, it will continue to offer the single-band Defy XT to those in waves F and beyond, but alternatively, it'll also keep the door open for its invitees to come aboard once the dual-band version is available -- it certainly seems wise to hold out for the dual-band version if you're able.
Did the people at the door keep a count of everyone coming in?
It might be better to try and keep the revolving door closed.
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Earlier the court heard that Ms Kane told police she had warned her mother to keep her bedroom door locked while Mr Kane was in the house.
He would only sometimes remember to hang a sign that said "Closed for technical reasons" on the bank door to keep new customers from entering, and he was once almost captured because he couldn't open a bank door that he himself had locked.
Hopefully it will put enough of a wedge in that door to keep it from shutting completely.
"If I keep knocking on the door, I am going to get one soon, " said Davis, who had missed three successive cuts coming into this event.
You enter the bar itself through an airlock of sorts, sets of door to keep the heat out, or cold in, depending how you look at it.
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It has started pulling out equipment from the most sensitive base, next to the capital, Tbilisi, but says it wants to keep the next-door military air field.
But at the bottom line, you have to keep the wolf from your door.
If not, I have to keep working hard and keep knocking hard on the door.
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Europe has certainly been imaginative in trying to keep the wolf from the door with bailout expenditures.
It also got me thinking and obsessing about how important it is for women who take time off to keep a foot in the door.
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He flew up to Seattle to do what most thought was an unthinkable deal with Microsoft (MSFT) and his past nemesis Bill Gates to get Apple a much-needed lifeline of cash to keep the wolves from the door.
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Still, there was one thing the Price Becker was determined to keep, her name above the door.
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At this point, I keep a suitcase by my office door so I can be cancelled at a moment's notice.
They're going to punish the hooligans at the door, and try to keep them out.
Hence, do keep an active, open mind and door, and let knowledge flow in, even if you think you are currently doing just fine.
If a group of like-minded people develop and enforce their own rules, they are likely to believe in them, which means they will keep them in mind even when the door is closed.
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Until the incentives for utilities change, they will block the door and the public utility commissions will keep the status quo.
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Athletic departments now monitor social networking Web sites, and cellphones are collected at the door of college parties to try to keep embarrassing or illegal moments off the Internet.
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