We ascribe beauty to that which is simple; which has no superfluous parts; which exactly answers its end; which stands related to all things; which is the mean of many extremes.
Source: The Conduct of Life, Beauty, 1860.
-- 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.