But his true skill is being one of the best and most knowledgeable diamond and gemstone dealers in the world.

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Players in their 20s and 30s can compensate for lack of skill with pure athleticism, but the true marker of skill is performance into your 60s.

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The same is true for a feature called the Skill Selector, which lets parents adjust the types of math problems a child will see in games.

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But, now, we know -- and you know -- that the true wealth of a nation is found in its human capital, in the skill, ingenuity, and determination of its people.

WHITEHOUSE: Vice President Biden Speaks in Kenya

Baldly stated, this is true, but the movie, directed by Antoine Fuqua, has been made with ravishing skill.

NEWYORKER: Tears of the Sun

There is no one tried-and-true road map for making cuts, but the variables to consider include job function, seniority, productivity, skill set and salary.

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