He had a spasm of doubtful pride.
While it's doubtful any MacArthur Fellow would refuse a check, the award can have some drawbacks.
That seems doubtful — it would be a formidable terrorist group that decided to build a Saturn 5 to wreak havoc on the world, or build a lunar base.
Like the Republic of Plato, it is doubtful that More's utopian vision could provide the basis for a realistic model of any society, let alone the transformation of an existing one.
I'm rather doubtful about its reliability.
"I am doubtful," said Mr. Cruncher, hesitating and shaking his head, "about leaving of you, you see.
One possibility (of doubtful legality under the Maastricht treaty) was for the EFSF to borrow from the ECB, but opposition from the central bank seems to have killed it off.
Whether this will set a precedent for many other aggrieved groups is doubtful.
Will not raise his hand to vote for a proposal with which he does not sincerely sympathize, will vote neither openly nor secretly for a person whom he considers unworthy or of doubtful abilities.
Under the consignment shop structure, Banks would consign only assets with doubtful values.
The out-come is doubtful.
At that moment the doubtful attractiveness of Romola's face was transfigured to the most loveable womanliness by mingled pity and affection.
It is very doubtful -if not ruled out -that even Cameron could proceed to ratify this deal in the face of mass outrage at the Murdoch empire and its acolytes.
