vandermude
“But on principle, it is quite wrong to try founding a theory on observable magnitudes alone. In reality the very opposite happens. It is the theory which decides what we can observe.”
>—Albert Einstein, as quoted by Werner Heisenberg in “Physics and Beyond: Encounters and Conversations” (1971) quoted by Peter Coy https://www.nytimes.com/2023/05/24/opinion/unemployment-inflation-federal-reserve.html