A command such as “Close the door” requests action rather than asserting a fact. “I wish Zayd would come” expresses a wish. “Zayd has arrived” asserts something that could be true or false. The communicative role of the utterance matters.
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A complete utterance need not be a proposition
Propositions: Categorical and Conditional Forms
A command such as “Close the door” requests action rather than asserting a fact. “I wish Zayd would come” expresses a wish. “Zayd has arrived” asserts something that could be true or false. The communicative role of the utterance matters.