ABSTRACT
Mathematicians love mathematics for its beauty and order. Society tolerates mathematics because it is so very useful. The second fact is far more important to the survival of the subject than is its capacity to stimulate the aesthetic feelings of its devotees. The most famous mathematician of antiquity was Archimedes. He understood very well the importance of applying mathematics and was by no means above unnghis skills to aid any of the princes who were his sponsors. This chapter provides an imaginary dialogue between Archimedes and his patron Hieron on the subject of applying mathematics.
