Even statements like this can become ambiguous depending on the speaker. E.g. is the speaker speaking literally or metaphorically? Maybe the speaker feels like

Even statements like this can become ambiguous depending on the speaker. E.g. is the speaker speaking literally or metaphorically? Maybe the speaker feels like they walked a lot and so they chose a distance which represented a lot to them. Also, is one mile a lot or a little? Maybe its the opposite and they feel like they barely walked. Science makes every attempt to be unambiguous, people do not.