The text examines the evolution of scientific theories through the lens of Werner Heisenberg, Carl Friedrich von Weizsäcker, and Emanuel Rádl. It addresses Heisenberg’s definition of "closed theories"—systems so integrated that they cannot be refined by minor changes—while critiquing the term’s potential to mislead. Contrasting this with Thomas Kuhn’s concept of paradigm shifts, the author highlights Rádl’s biological interpretation of ideas as entities that experience birth, growth, and decay. A crucial point is the asymmetrical relationship between theoretical frameworks: while a new theory can contextually incorporate an old one, the old framework provides no logical path to its successor. The transition represents a qualitative leap rather than incremental progress. Finally, the document evaluates the metaphor of ideas as living organisms, suggesting that while theories lack independent life, their development and integrity closely parallel organic processes, illustrating the complex nature of scientific advancement and conceptual change.