Citation: Ef. Taylor, THE BOUNDARIES OF NATURE - SPECIAL AND GENERAL-RELATIVITY AND QUANTUM-MECHANICS, A 2ND COURSE IN PHYSICS - TAYLOR,EDWIN,F. ACCEPTANCE SPEECH FOR THE 1998 OERSTED-MEDAL PRESENTED BY THE AMERICAN-ASSOCIATION-OF-PHYSICS-TEACHERS, 6 JANUARY 1998, American journal of physics, 66(5), 1998, pp. 369-376