The affairs of man are conducted by our own, man-made rules and according to man-made theories. Man's achievements rest upon the use of symbols.... we must consider ourselves as a symbolic, semantic class of life, and those who rule the symbols, rule us.
Source: Science and Sanity, p. 76.
-- Alfred Korzybski, (Jul 3 1879-1950), Polish-US scientist; He is best known for A map is not the territory... in his work Science and Sanity, 1933.