The army chief, General Ashfaq Kayani, a more introverted figure than his predecessor, does not seem to want to take power right now.

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The reason is that it makes us more selfish, more introverted and less able to open your heart in love to other people.

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Ezra, 18 months David's senior, often traveled with his brother, but a more introverted personality led him to play a less public role.

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That is good for revealing a degree of character but it can be intimidating to some very good candidates who are more introverted, and even shy, in unfamiliar situations.

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As he worked alongside his brother, Mark became known as the easier of the two talk to, while Andrew was more driven, more introverted and some say, more book-smart.

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Mr Davies had also suffered from diabetes for the last two years which made him more introverted, according to shoemaker 82-year-old Dennis Edwards, who works 100 yards away from the centuries old Red Lion pub, the scene of the shootings.

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Hyperpolyglots are more likely to be introverted than extroverted, which may come as a surprise to some.

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Certainly our view of introverted leaders is more positive than a decade, or even 5 years ago, as researchers continue to push forward our understanding of this half of the population.

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With more females playing games online, the typical stereotype of an average online gamer being an introverted, overweight teenage boy who spends most of their time indoors playing computer or console games, has been blown out of the water.

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