Perhaps the single most important fact to keep in mind in understanding Peirce's philosophy is that Peirce was a practicing physical scientist all his life...
Marahil ang nag-iisang pinaka-mahalagang mga katotohanan sa tandaan sa pag-unawa Peirce's pilosopiya ay na Peirce ay practicing ng isang pisikal na siyentipiko sa lahat ng kanyang buhay...