Seneca is not committed to the view that the life of theory is a different life from the life of practice.
Each form of therapy is guided by a different theory of practice and contains different procedures.
People are then compelled to create, by a leap of intuition incompletely supported by fact, a theory that is satisfactory to them, while others may be drawn to a different theory.
John Rawls famously argued that this is an objectionable feature of the theory (Rawls 1971, 26; his target is a slightly different theory of intrinsic value).
Now there is a radically different theory that is gaining adherents, ominously named the Medea hypothesis.
It is to all appearances a different theory from the standard one (it is our first genuine "alternative set theory") but it turns out to be essentially the same theory as ZF (and choice can be added to make it essentially the same as ZFC).
"The great thing about the fan response," Gansa continues, "is that everybody has a different theory about just about every aspect of the show.
Under such circumstances, although each scientist employs the same theoretical sentences to express a given theory h, each understands the empirical import of these sentences so differently that h as understood by α is an empirically different theory than h as understood by β.
