Conversation so far:
What was Stekel's theory of neurosis?
In anxiety the libido is transformed into organic and somatic symptoms; in doubt, the libido is transformed into intellectual symptoms.
How did this differ from Freud's theory of neurosis?
the works of Wilhelm Stekel and others...since taught me to form a truer estimate of the extent and importance of symbolism in dreams".

Question: What were some of Wilhelm's other ideas?
Self-contained rewrite: Besides Stekel's theory of neurosis, what were some of Wilhelm's other ideas?