Famous quotes containing the words structure, requires and/or energy:
“If rightly made, a boat would be a sort of amphibious animal, a creature of two elements, related by one half its structure to some swift and shapely fish, and by the other to some strong-winged and graceful bird.”
—Henry David Thoreau (1817–1862)
“The Republican form of government is the highest form of government; but because of this it requires the highest type of human nature—a type nowhere at present existing.”
—Herbert Spencer (1820–1903)
“I have witnessed the tremendous energy of the masses. On this foundation it is possible to accomplish any task whatsoever.”
—Mao Zedong (1893–1976)