The premiers of the CDU-ruled states, who are the most formidable potential rivals to Ms Merkel, are "tame", says Mr Langguth.
With that opportunity erased, Mr. Cuomo — with his high poll numbers, generally positive press coverage, and a campaign war chest that exceeds the governor's — is now clearly the most formidable potential obstacle to Mr. Paterson's winning election in his own right.
B1 Comptroller Rules Out Run William C. Thompson Jr., the New York City comptroller, who was considered among the most formidable potential opponents to Michael R. Bloomberg in next year's mayoral race, has decided not to run, aides to Mr. Thompson said.
On a global basis, the project faces two formidable, potential hurdles - the first being the profession of opticians and optometrists who FocusSpecs theoretically makes unnecessary, at least for the basic first step for those in need of corrective eyeglasses.
But it also has a formidable potential competitor: the Microsoft Corporation, which already includes a component known as NetMeeting with its Windows operating systems.
Since economic, political and strategic relations between Europe and China are not commensurate with their mutual appreciation and reciprocal attraction, a formidable potential for synergy between the two edges of the continent still awaits to be unleashed.
Abdel Fattah el-Sisi of Egypt, Israel's most formidable potential foe, has overthrown the Muslim Brotherhood and remains committed to the Camp David peace accords.
Google Print has, however, created some formidable potential competition for Amazon in the form of the publishing companies themselves.
That if you break down the barriers that constrain people to a cyclical path, you unleash formidable potential.
