It will be at least a few years before we know whether any of these treatments help.
"We'll be in the midst of it before we know it, " Belshe said.
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There may be more involved, but we'll have to wait before we know just how serious the move could be.
"Realistically, it's going to be months before we know if he's going to make it, " Richardson told CBS' The Early Show.
At this point, before we know all the facts, there's no reason to believe that Rove, O'Neill or Cheney did anything illegal.
But how can we exercise frugality if we have to make the choice to buy medical services before we know what they cost?
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It will be years before we know whether Karl Rove in 2004 achieved his dream of engineering a deep shift in American party politics.
Each merger is its own animal, and it will be a while before we know whether the NYSE Euronext-Deutsche Boerse merger will be completed.
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But separating the other people as evil means we are more likely to lash out at them and, before we know it, become cruel ourselves.
According to Sam Shank, the CEO of HotelTonight and another of Le Web's speakers, tomorrow's technology will know what we want before we know we want it ourselves.
We still have a lot to do before we will know if we are really prolonging life and reducing serious medical problems.
"It will be days before we can know the full extent of the damage left behind by Hurricane Sandy in New York City and the rest of the state, " Rob Lillpopp, a spokesperson for the Business Council of New York State, told the BBC.
We have seen this scenario before, and we know what could happen next.
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But that is the thing we need to know before we make any legislative changes.
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But as we've said before, Chuck, we know there's -- we know the votes aren't there right now.
And, like those before us, we know we have to innovate.
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And, women think we have to be perfect and know everything before we start to do anything.
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Unfortunately women think we have to be perfect and know everything before we start to do anything.
This nation has known hard times before and we will surely know them again.
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The world has gone through these periods before, and we all know history tends to repeat itself.
"The opening ceremony has been CWC's traditional landmark for counting down - but we all know we must be ready long before that, " said venue development director Donald Lockerbie.
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Before we start, we all know that lists like this are all about advertising right?
You know, before we introduced the vaccine, there were about an average of about four million cases a year in the United States.
He has some unique opinions concerning this, he pointed out before this step, we should know what those differences are about and why.
O'Connor: Well, my question is, Why didn't we know this before?
"We know that before or during school holidays is one of the most common times for a child to be abducted, " said Daisy Organ, the head of the FCO's child abduction section.
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