This takes a great deal of physical energy, as well as a great deal of mental concentration.

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The earlier children are introduced to these teachings, he believes, the sooner they will acquire mental maturity, improved concentration and stronger moral standards, such as filial piety and respect for teachers and elders.

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In truth, Jankovic's final steps to victory had more to do with the 12-time Grand Slam champion's lack of concentration than her own mental fortitude.

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Before beginning the study, participants were given standard cognitive tests, many involving executive-function tasks such as concentration and shifting from one mental task to another.

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