But, without the spur of an outraged public, Ms Collins is not optimistic about the prospects for reform.
But BBC NI health correspondent Dot Kirby is not optimistic that local health chiefs will give it the go-ahead.
McCain called the address "a good speech" but said he is not optimistic about the prospect of negotiations in the U.N.
He is not optimistic when asked when the pain echoing forward from the 19th Century would finally pass for this deeply wounded people.
Saltz is not optimistic that this scenario will come to pass.
The numbers say recovery, but the perspective from Main Street is not as optimistic.
Recent Russian history, however, offers just one cast-iron lesson for Scotland Yard and it is not an optimistic one.
As for the IPO market in the U.S., Sodhani is not extremely optimistic.
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Wall Street is not quite as optimistic as options traders are about MGM.
Super Aguri won just four points last season, putting them second to last and Davidson, who joined the team last year, is not over-optimistic about their prospects in the new season.
"This is not some naive, optimistic young man who has inherited a fortune and is about to blow it on some fantasy project on the north coast, " Mr Shaw said.
However, not everyone is as optimistic about the potential impact of the new generic top-level domains.
Kelly said Giffords does have moments of frustration, but both insist she is mostly optimistic and not resentful.
But not everyone is optimistic about the tight coupling of Windows 2000's AD with other forthcoming Microsoft products.
Although Mr Padoa-Schioppa recognises that confidence in the stock exchange will not grow overnight, he is optimistic.
"This is a time to be honest, not overly optimistic, " says Senate Banking Committee Chairman Chris Dodd, D-Conn.
Even on the optimistic view, this is presumably not going to be eurobonds, which the German Chancellor has trashed so often, and so recently.
Nevertheless, Dr Menon is optimistic that the design will work not only for data storage, but eventually, once it includes bricks containing banks of processors as well as hard drives, for general-purpose computers as well.
Zimring insists, plausibly, that he is offering a radical and optimistic rewriting of theories of what crime is and where criminals are, not least because it disconnects crime and minorities.
Major General WILLIAM CALDWELL (U.S. Military Spokesman): Although there is reason to be optimistic that this plan will succeed, it is important to acknowledge that it will not turn the security situation overnight.
Another vote is scheduled for late Friday, but I am not optimistic that it will mean much.
It is still worth a try, although I am not vastly optimistic about it.
Shegerian is optimistic that Americans will embrace e-cycling not only for the environmental benefits but also for the great business benefits.
Even Mr Cameron must find it hard to be optimistic about that prospect: Mr Putin is not famed for his openness.
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What makes me optimistic about the future is that we have not even begun to scratch the surface of all that can be accomplished by actually applying information technology pervasively.
Joe Weisenthal at Business Insider raises the possibility that Bernanke is being strategic here: even if he is more optimistic than he makes out in the speech, he still wants to signal that the Fed is not about to take its foot off the gas.
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