Why does man freeze to death trying to reach the North Pole? Why does man drive himself to suffer the steam and heat of the Amazon? Why does he stagger his mind with the mathematics of the sky? Once the question mark has arisen in the human brain the answer must be found, if it takes a hundred years. A thousand years.
Walter Reisch (1903–1963), Austrian screenwriter, and Charles Brackett (1892–1969), U.S. Henry Levin. Alec McEwan (Pat Boone), Journey to the Center of the Earth, explaining why they are journeying to the earth's core (1959).