The answer to the crossword clue "Philosopher who posed the question 'What can I know?'" is KANT. This refers to Immanuel Kant, an influential German philosopher known for his critical philosophy, particularly in epistemology. Kant explored the question of what humans can truly know in his seminal work, "Critique of Pure Reason," where he examined the limits and scope of human knowledge.
Regarding the general "philosophy" crossword clue, common answers include words like ISM, CREED, CREDO, DOCTRINE, IDEOLOGY, and ONTOLOGY depending on the number of letters required.
