Together, they are teaching us a hard lesson: In medicine, nothing comes for free.
It was a hard lesson learned, but here it is: Knowledge is not power.
Some experts are therefore saying that the German people may have to learn a hard lesson.
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Proper handling of the neti pot was a hard lesson for April Vu, 31, of Tustin, California.
But Painter no doubt learned a hard lesson about how difficult it is to force change in the auto industry.
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For Loo, who has not had any depressive episodes since Becky was a newborn, the hard lesson was that it's OK to not be in control all the time.
With government employee pensions skyrocketing, high unemployment compensation debt and an increasing amount of taxpaying businesses fleeing the state, California is learning a hard lesson in fiscal responsibility.
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In my own childhood I learned a hard lesson at a very early age - you can't allow powerful people to bully the weak or to abuse their own power.
Mr Prescott's bruising experience has taught him a hard lesson: that pre-election de-centralisation rhetoric does not impress battle-hardened Whitehall mandarins, who instinctively resist any attempt to encroach on their territory.
The hard lesson for governments is that citizens will adopt technology when it is both optional and beneficial to them, but resist it strenuously when it is compulsory, no matter how sensible it may seem.
According to Orangeburg County GOP Chairman James Ulmer, who was among a small group of party activists on a conference call with the senator about a month ago, DeMint learned the hard lesson about endorsing early and won't make that mistake again.
Instead of being overcome with disappointment and frustration (although trust me, I was filled with both), I turned the experience into a hard-learned lesson.
I've learned a hard and difficult lesson considering the childhood environment that I was brought up in - not to discriminate against any plant or creature.
Thailand, where Asia's financial crisis began in 1997, has learnt its lesson the hard way.
Keynes saw the world learn that lesson the hard way in the years after World War I.
Vyhnanek learned that lesson the hard way as owner and head chef of the old Harvard Street Grill in Brookline, Mass.
Company A learned this lesson the hard way after hiring a consultant to develop their marketing collateral for a trade show.
Ralph Lauren and Wal-Mart may be learning that lesson the hard way.
David Dewhurst learned this lesson the hard way last week in Texas.
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Over the last 9 months, Penn State learned the afore-mentioned lesson the hard way in the aftermath of the Jerry Sandusky child molestation scandal.
"Now we need to sit and read the whole document, analyse it legally, " he said, adding that Poland "had to learn this lesson the hard way".
Former Dallas star Victoria Principal learned that lesson the hard way following her divorce last year from her husband of 21 years, Beverly Hills plastic surgeon Harry Glassman.
Hence the time I had stopped working, I had taken time to learn about all the critical elements of business as I had learnt my lesson the hard way.
Right now it looks like another school that got swept up by sports, and learned a lesson the hard way: when faced with the truth, the truth is undefeated.
The surprising object lesson: hard-headed Scotland, which in the 17th century attempted to build an overland trading route across the isthmus of Panama starting in an area known as Darien.
However, we learned this lesson the hard way.
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Wolf has learned this lesson the hard way.
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