Full Idea
Predicates introduce generality into sentences.
Gist of Idea
Predicates are a source of generality in sentences
Source
Donald Davidson (Truth and Predication [2005], 7)
Book Reference
Davidson,Donald: 'Truth and Predication' [Belknap Harvard 2005], p.145
A Reaction
Not sure about this. Most words introduce generality. 'From' is a very general word about direction. 'Dogs bark' is as generally about dogs as it is generally about barking.