I am not ridiculing verbal mechanisms, dreams, or repressions as origins of poetry; all three of them and more besides may have a great deal to do with it.
Other psychological theories say a good deal about compensation.
Experience means conflict, our natures being what they are, and conflict means drama.
For intellect is a mansion where waste is without drain.
The twilight is long fingers and black hair.
Men expect too much, do too little.