(translation) I was interested by the development of a new edition of the book 1] Die Grundstrukturen einer physikalischen Theorie. This has been possible, in spite of my old age, thanks to the contributions of Dr. G. Thurler. Without his indefatigable support and his essential and fundamental propositions, this new edition would not have been possible. The new edition clari?es and formulates more precisely the fundamental ideasofphysicaltheoriesinordertoavoidasmuchaspossibleanyambiguities. One begins theoretical physics with concepts that can be explained wi- out theories. Later, one...