What fundamental principle explains why the perception of reality often holds more power than reality itself?

The fundamental principle explaining why the perception of reality often holds more power than reality itself is articulated by the Thomas Theorem, which states: "If men define situations as real, they are real in their consequences." This theorem signifies that individuals and groups act not necessarily based on an objective, empirical reality, but rather on their subjective interpretation, belief, or understanding of that reality. "Defining situations as real" refers to the cognitive process where people construct meaning from their experiences, influenced by t....