People's 'self-perceptions' are often very different from the way other people perceive them.
People's 'perceptions of' this town have changed radically.
the public/public's 'perception of' nuclear power
(..) to inaugurate an era of peace. A boyhood fantasy. I've seen this ship in the Smithsonian, `but I was never able to touch it. Does tactile contact alter your perception of the Phoenix? For humans, touch can connect you to an object in a very personal way. It makes it seem more real. (..)1996 Star Trek: First Contact