Full Idea
Hume has a doctrine of "natural belief", about the sorts of things we can't help believing, in 'common' or everyday life, irrespective of our philosophical conclusions.
Gist of Idea
'Natural beliefs' are unavoidable, whatever our judgements
Source
report of David Hume (Enquiry Conc Human Understanding [1748]) by Galen Strawson - The Secret Connexion App C
Book Reference
Strawson,Galen: 'The Secret Connexion' [OUP 1992], p.275