The search for the inner self is a common human failing. It hardly ever works and if it does is usually bad news.
So perhaps it might be better to seek outside expert advice. Well, expert up to a point.
On the BBC Proms page at the bottom under Bite Size there is an item which says it can match you to a character in Shakespeare.
It is very brief and being from the BBC and the RSC must be reliable, I think.
This link should take you there and asks simple questions.
I am not telling you what mine was.