Macbeth is plain mad and is definitely mentally disturbed. He is insane because he can see ghost of Banquo at the banquet scene.
Answer:
you (should ) see a doctor
who trained me got a manager
Answer:
Beware all who enter here.
Explanation:
This is easy, so take a look at the third symbol. It corresponds with the "w" which is a right facing arrow and a dot inside of it.