The article is decent, but the headline is saying something demonstrably false - evidenced by the article itself.
Not one of the symbols can possibly be understood as to its intended meaning without learning what the symbol represents - that is to say, simply by looking at any of them in no way whatsoever suggests, hints, or shows their meaning in the appropriate context.
Not one of the symbols can possibly be understood as to its intended meaning without learning what the symbol represents - that is to say, simply by looking at any of them in no way whatsoever suggests, hints, or shows their meaning in the appropriate context.