Full Idea
Is there any behaviour characteristic of a given belief?
Gist of Idea
Beliefs aren't tied to particular behaviours
Source
Peter Geach (Mental Acts: their content and their objects [1957], §4)
Book Reference
Geach,Peter: 'Mental Acts: Their content and their objects' [RKP 1971], p.8
A Reaction
Well, yes. Belief that a dog is about to bite you. Belief that this nice food is yours, and you are hungry. But he has a good point. He is pointing out that the mental state is a very different thing from the 'disposition' to behave in a certain way.