Full Idea
What we mean by what we say is partly fixed by events of which we may be ignorant.
Gist of Idea
Our meanings are partly fixed by events of which we may be ignorant
Source
Donald Davidson (Davidson on himself [1994], p.235)
Book Reference
'A Companion to the Philosophy of Mind', ed/tr. Guttenplan,Samuel [Blackwell 1995], p.235
A Reaction
There is 'strict and literal meaning', which is fixed by the words, even if I don't know what I am saying. But 'speaker's meaning' is surely a pure matter of a state of mind?