Abstract

Empiricism in philosophy is either a method or a theory. The two are separable: one might hold that all knowledge is empirical but that philosophy does something other than add to our knowledge, e.g., that it clarifies concepts; or one might hold that philosophy’s method is empirical and that one of the things known in that way is that not all knowledge is empirical, e.g., mathematics. And what is the empirical? If it is knowledge based on observation, then what is it that can be observed? If philosophy is in method empirical, the range of the observable must be broad, perhaps including mental processes, human history, social institutions such as language, and even the difference between good and evil.In Peirce’s...