In considering the effectiveness of any medicine, conventional or herbal, it's important to remember that the placebo effect, or the patient's desire to believe in a cure, can have a powerful influence.

CNN: ASIANOW - TIME Asia

And with a big presence now in Indonesia, the Philippines, Japan, and India, Bubble Motion is benefiting from star power there. 1, 000 Asian celebrities use the product and they have a powerful influence on the rest of the population.

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Recent experiments at CERN have shown the possible powerful influence of cosmic rays on clouds and climate.

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Gun-control groups have gained political influence but they face a powerful pro-gun lobby, led by the National Rifle Association, which insists it has the constitution on its side.

ECONOMIST: One victim every minute | The

In his book he sets out to show how the rich and powerful have used buildings - including monuments - to project their power or influence on to the rest of us.

BBC: NEWS | UK | Wales | Lines drawn over iconic buildings

Opinion polls have consistently shown most Americans support more gun control measures, but the firearms lobby wields a powerful influence over lawmakers.

BBC: US Senate to vote on gun control on Thursday

Yes the leaders of powerful countries such as the United States, or many of the European countries do have an influence on many of us Africans by virtue of their big purses and the aid they grant us.

BBC: African viewpoint: Fame and influence

The point is especially powerful if one considers the influence that some of the other great philosophical defenders of liberty have had in the past.

FORBES: Magazine Article