Conversation so far:
What was the Jena period for Friedrich Wilhelm Joseph Schelling?
After two years tutoring, in October 1798, at the age of 23, Friedrich Wilhelm Joseph Schelling was called to University of Jena as an extraordinary (i.e., unpaid) professor of philosophy.

Question: What happened while he was teaching?
Self-contained rewrite: What happened while Friedrich Wilhelm Joseph Schelling was teaching at the University of Jena?