Yes, a person can give a symbol that reflects all, most, or part of their personality. for example; I use the "live long and prosper" symbol from Star Trek to show that I am eager to learn and very...
well because people like to look really good and sometimes they forget about their personality.
Yes a person is really a person, but its whatever your own outlook on it is.
There are many personalities. Such as being calm, quiet, honest, jealous...