An empire is an immense egotism.
Source: The Young American, lecture, 7 Feb 1844, delivered to Mercantile Library Association, Boston (published in Addresses and Lectures, 1849).
-- Ralph Waldo Emerson, (May 25 1803-1882), US philosopher, poet, essayist; He was the main spokesman of his time for moral optimism and belief in the individual: Self-Reliance, 1844.