there is only one person to whom they can be self-evident in our present sense, since there is only one person who can be acquainted with the mental things or the sense-data concerned.
 Bertrand Russell, The Problems of Philosophy (1912). copy citation

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Author Bertrand Russell
Source The Problems of Philosophy
Topic present senses
Date 1912
Language English
Reference
Note
Weblink http://www.gutenberg.org/files/5827/5827-h/5827-h.htm

Context

“hence in the sense of self-evidence that we are considering, the truth that Desdemona loves Cassio (if it were a truth) could only be self-evident to Desdemona. All mental facts, and all facts concerning sense-data, have this same privacy: there is only one person to whom they can be self-evident in our present sense, since there is only one person who can be acquainted with the mental things or the sense-data concerned. Thus no fact about any particular existing thing can be self-evident to more than one person. On the other hand, facts about universals do not have this privacy. Many minds may be acquainted with the same universals;” source