Our positive results have come about through hard work and collaboration.

WHITEHOUSE: Providing Services for Success

Consider this as just another part of the evaluation process, and regard it as a challenge to be surmounted through hard work and a positive attitude.

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When results of the second BG-12 study were released, participants remember Al Sandrock, the Biogen researcher who led the way to developing the drug, sitting puffed up in his chair looking at the positive results, euphoric that five years of hard work were paying off.

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The SEC, long a vital and positive force for the markets, has a lot of hard and important work ahead of it.

WHITEHOUSE: President Obama Makes a Personnel Announcement

"The SEC, long a vital and positive force for the markets, has a lot of hard and important work ahead of it, " she said.

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"Four years of hard work on, Skills for Life is really bearing fruit, and having a positive effect on the lives of learners, " Ms Kelly said said.

BBC: Adult education class