Faced with the differences of opinions, we should be open with each other rather than feel doubtful about one another.

面对意见分歧，我们要开诚布公，而不是相互猜疑。

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One clear danger is that they may alienate customers, who will welcome better service but may be more doubtful about uses of the technology such as finely segmenting the market or targeting customers individually.

ECONOMIST: Always-on people

Those who doubt the UK government's case, set out on Tuesday, for building a line between London and Birmingham are going to be even more doubtful about the benefits of a colossally expensive link to help out the potential foreigners north of Gretna.

BBC: Going bananas for speedy rail

She said she was doubtful about whether civil partnerships would be an election issue, despite having contacted a number of candidates.

BBC: Guernsey civil partnership law receives renewed calls