That's to say: In ‘I feel what I felt 5 min. ago’ I have no justification analogous to the case …
for calling the sensations identical apart from my justification of my use of the words employed in other contexts. And this means: I can't justify my saying this either to others or to myself. Or rather it's better to say that I can justify saying this in such & such a sense but not in one analogous to …. It is as when we compare games & say: in this ball game there is nothing corresponding to the net
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in tennis.