It is quite another thing to state that there is no difference between Romney and Obama.
Then you spend a little more time with it, you start actually trying to do things on it, and it becomes quite another thing entirely.
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While one might make a good sounding case for a different tax system, it is quite another thing to come up with a scheme that will actually gain political momentum and can be affected.
It is quite another thing to use U.S. taxpayer dollars to promote and support AIG's Shariah businesses-all of which don't just sell Shariah products to the Muslim world, but actively promote Shariah as the best, most ethical way of life.
It is quite another thing when one year later Loria and Co. are shipping Reyes and everyone else they signed last winter across international borders in some sort of twisted joke that even the World Trade Organization surely will condemn in coming days.
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But the mantra, intoned by politicians, diplomats and human-rights campaigners alike, is that laws are one thing, implementation quite another.
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The pigeons soon learnt that the red button meant one thing and the green quite another.
Demolishing giant sculptures of the Buddha is one thing, sabotaging royalties quite another.
Blasting giant Buddha sculptures is one thing, sabotaging royalties quite another.
However, suspicions are one thing and reality is quite another.
History is one thing, destiny is quite another.
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But rounding up suspected terrorists is one thing, successfully prosecuting them quite another.
Staying in sync with your peers is one thing, but it is quite another to lead your team when you add in the virtual element.
But it is one thing to proclaim good intentions, quite another to carry them out.
The canny politician knows that to achieve one thing he often has to say quite another.
It's one thing to help struggling countries, quite another to help rich, developed, high-standard-of-living states such as Germany, France and Japan.
Mr Messier might then learn a painful history lesson: it is one thing to build an empire, quite another to make it endure.
It is one thing to have firm ideas, quite another to have the skills to bring them into being and for them to endure after you leave office.
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Yet it is one thing to recognise a problem, and quite another to do something about it.
It is one thing providing new services - it is quite another persuading people to pay for them.
Making money in stocks is one thing...keeping it, quite another.
But it is one thing to get to the top and quite another to stay there and Nadal will be ready to challenge him again at the U.S. Open in September.
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Sorting out gods is one thing - fixing gender issues on Earth is quite another.
It's one thing to have partners, though, and quite another to have profits.
It is one thing to identify the shortcomings of ratings, quite another to find alternative standards that are clearly better.
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She points out that being mayor of a small town is one thing, being president of the entire country quite another.
It is one thing to disappoint compared to other IPO newborns and quite another to compare to the stillborn public corporation.
It's one thing to prosecute corporate wrongdoing, as with Enron, quite another to prosecute for political purposes.
To not do your research is one thing, to not understand the research you have done quite another.
It is one thing to say you have secure software, it is quite another to back that up with security best practices.
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