The terrorist attacks at the World Trade Center and the Pentagon has turned the normally straightforward process of scheduling field trips into a tricky, worrisome matter for schools.
And when it came to the worrisome matter of making do without the idea of The Way Things Really Are, his composure was flawless.
But the lenders have sizable deal-related commitments on their books, a particularly worrisome matter for investment banks whose total business is smaller than that of leading money center banks like JPMorgan Chase and Citigroup.
Representative James E. Clyburn, Democrat of South Carolina and the highest-ranking African-American in Congress, said this week that he was disappointed in the comments, a worrisome matter for the Clintons since an endorsement of Mr. Obama by Mr. Clyburn could carry weight in the primary.
As a result, concerns about what he may do, however worrisome, matter less than the larger question of where we go from here.
One matter that has become worrisome is that matter of thrift.
These are easily explicable differences, and not worrisome ones: they are matters of emphasis, and cannot affect "the general style of conduct or behaviour" of a society.
McLean, known as Smelly Kate to her friends, aims to render visible and permanent sensory information that is invisible and fleeting and thus regularly ignored, both by individual people and by government agencies, which tend to become interested in olfactory matters only when worrisome stenches arise.
Both of these matters, although relatively minor, are worrisome in a candidate for the comptroller's post.
This is extremely worrisome for the party's chances, no matter who the eventual nominee.
That's worrisome, the study's authors say, because the emission rate matters, particularly when it comes to the adaptive response of plants and animals.
