There may be microscopes involved, bringing us ever closer to the heart of the matter; but even microbiology is objective, adding to knowledge by putting space between an object and its observer.
All this is visible to numerous observers.
The fact is apparent to the most casual observer.
International observers counted up the ballot.
Soviet and Western observers have warned that if the Muslim republics do not join the commonwealth, they may from a separate group, setting up a volatile ethnic and religious split.