Yet stand by the sea and watch the irregularity of its edge, and you begin to doubt.

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The day when Formula One stakeholders -- and I include fans in that -- begin to doubt its status as the pinnacle, we are lost.

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At some point the world will begin to doubt U.S. solvency.

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The same could be said for iPhone 6 rumors, which will no doubt begin to flourish the moment the fifth iPhone is released.

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Ms Patchett tracks Marina's thoughts with particular intuitiveness so that her character's feelings of isolation, fear and self-doubt begin to creep across the reader's own skin.

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Many companies are still holding large amounts of cash, waiting pragmatically to see if the government will alter its direction and begin to remedy their fear, uncertainty and doubt.

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Hardly slackers to begin with, Google employees are, no doubt, already frustrated by their not-so-stellar efforts against Facebook.

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No doubt fear of this prospect is what prompted Saudi Arabia to begin showering Egypt with billions of dollars in aid.

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Before the latest ruling, Pascua Lama was supposed to begin production in the second half of 2014, but now even that seems in doubt.

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