Happiness Challenge: For those of you following the 2010 Happiness Project Challenge, to make 2010 a happier year, this month's focus is Work.

幸福挑战：那些遵循2010幸福挑战计划的人，要想让2010变得更快乐，这个月的重点就是工作。

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Harrison launched the GBR Challenge project in October 2000 - late by competitors' standards.

BBC: Harrison faces crucial year

If you are a lawyer or financial planner, conceive of each project as a challenge and yourself as a detective searching for an answer.

FORBES: How To Overcome Workplace Distraction

The Global Good Challenge project is the brainchild of the Global Entrepreneurs Council, a group of successful under-40 entrepreneurs assembled to refresh the UN Foundation's image and find new ways to promote its programs by tapping into the social media set.

CNN: Turning global activism into a game