One of the difficulties in detecting propaganda is that you have to have some idea or knowledge of what the actual underlying facts and truth are. But that real knowledge is hard to come by, because most "issues" have been subject to propaganda, so a person's mind - as Caitlin notes - is full of falsehoods, thus making detection of the propaganda difficult if not impossible.
One of the difficulties in detecting propaganda is that you have to have some idea or knowledge of what the actual underlying facts and truth are. But that real knowledge is hard to come by, because most "issues" have been subject to propaganda, so a person's mind - as Caitlin notes - is full of falsehoods, thus making detection of the propaganda difficult if not impossible.