TOK and Counterfactual History

"Those who cannot learn from history are doomed to repeat it." Ho hum? Heard this before? In the first place, this famous "quotation" is apparently a distortion--albeit a slight distortion--from George Santayana's actual assertion, "Those who cannot remember the past are condemned to repeat it. " More to the point, the statement raises important questions about the nature of historical knowledge. In fact, it doesn't really matter what a particular philosopher actually said (or even whether, as is often claimed, ...