Photovoltaics are a great technology for certain applications, and, in fact, we invest in photovoltaic technologies. But they're not good substitutes for grid electricity.

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• Dwight D. Eisenhower

  34Th U.s. President

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• Napoleon Hill

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• Abraham Lincoln

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  Sunday, Feb 12, 1809
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• John Keats

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• Plato

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  Thursday, Jan 01, 1970
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• George Carlin

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• Joe Biden

  Vice President Of The United States

  Friday, Nov 20, 1942
  

• Muhammad Ali

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• Paulo Coelho

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• Lucy Larcom

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• Soren Kierkegaard

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• Martin Luther King, Jr.

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  Tuesday, Jan 15, 1929
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