Fast: “We need to keep in mind that "I know that I know" is ambiguous between 1) I am certain and 2) I have knowledge that I know. The latter is very often true, but the former is very rarely true.” Emil: “Why do you think it is ambiguous between them? It seems to me that it is not ambiguous at all and only means (2).”
“But you don't know that you know that!”
“But you don't know that you know that!”
“But you don't know that you know that!”
Fast: “We need to keep in mind that "I know that I know" is ambiguous between 1) I am certain and 2) I have knowledge that I know. The latter is very often true, but the former is very rarely true.” Emil: “Why do you think it is ambiguous between them? It seems to me that it is not ambiguous at all and only means (2).”