Source Rocks

Famous quotes containing the words source and/or rocks:

“Knowledge is the most democratic source of power.”
—Alvin Toffler (b. 1928)

“The crystal sphere of thought is as concentrical as the geological structure of the globe. As our soils and rocks lie in strata, concentric strata, so do all men’s thinkings run laterally, never vertically.”
—Ralph Waldo Emerson (1803–1882)