Really? You must come from a different literary tradition. Quite means exactly.
See the first definition in the Cambridge Dictionary at https://dictionary.cambridge.org/dictionary/english/quite
completely:
The two situations are quite different.
The colours almost match but not quite.
I enjoyed her new book though it's not quite as good as her last one.
UK formal Are you quite sure you want to go?
Quite honestly/frankly, the thought of it terrified me.