Categories; when is it yellow and when is it another colour, We are far to complex to be categorised into a set of little boxes with hard edges.
The whole art of astrology is coming up with a set of definitions, which apply to everybody, but seem to have some significance. Isn't there a truth in the statement, the empty vessel makes the most noise. The most ill at ease person will cover their anxiety with bravado. We are all allot more alike than we like to think we are.