But it turns out to be really expensive, if not difficult, to sell.

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It is hard to escape the conclusion that the energy and brains of many of these brilliant hotspot scientists might be put to better use if they looked at the really difficult problem of how governments, private industry and innovative environmental-finance schemes could help fund conservation.

ECONOMIST: Green.view: Finger on the spot | The

If he mixes that up he will be really difficult for defenders to mark.

BBC: Wayne Rooney expects Chelsea to challenge Man United

So it was a difficult matter, but if you really peeled of the onion, so to speak, you saw that hey, this is not exactly what it appears to be.

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And what they're going to basically say to people is, you know, if you can help us through difficult times, we really think we can make it.

NPR: With Hat In Hand, Detroit's Big 3 Go To Capitol Hill

Mr. DOWD: Well it's always difficult to - that if you're a politician without really significant celebrity status.

NPR: In a Crowded Political Field, How to Get Noticed?

But researchers doubted whether the syndrome really existed and argued that even if it did, it would be difficult to prove that the drug worked.

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It is difficult to tell if the people who upload their pictures to this site are really plane geeks at all, I suspect they may be photo geeks on an aeroplane site because some of these pictures are beautiful.

BBC: Enviropedia website

In many families, if they are unemployed and something catastrophic happens, someone is diagnosed with cancer or some other really difficult disease, it can bring the family to bankruptcy.

NPR: For Many, Health Care Reform Can't Wait

If Merck really can defend itself, the damage could be minimal--but it's difficult to make any predictions until the first of the Vioxx cases go to court later this year.

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