Quick thinking and rapid reaction times depend on cholesterol, too, because the waxy molecules are the building blocks of the sheaths that insulate neurons and speed up electrical transmissions.

快速思考和反应也依赖胆固醇，因为这些蜡状分子构成的鞘使神经元绝缘和加速电传递。

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That is the sort of reaction companies are hoping for as they step up their interest in leadership, team-building and people management to help them function more effectively.

这正是企业希望看到的结果，因为它们正在增强对领导才能、团队建设和人力管理的关注，以提高企业运转效率。

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Perhaps most significant has been the critical reaction from the intergovernmental Shanghai Co-operation Organisation, which Russia has been building up as a counterweight to American influence.

ECONOMIST: The West and Russia