Your knowledge of various mythologies (Norse, Greek, etc.) primarily comes from college classes and the works of Neil Gaiman.
Your method of dealing with rejection is to finish reading the Sandman comics by Neil Gaiman… and it actually makes you feel better about the situation.
By Odin’s eye patch! Neil Gaiman’s novel American Gods, a polytheistic odyssey of Shadow and the irrepressible Mr. Wednesday, is in development to become a feature film.