What would be another word for the following scenarios?
Similar to high hope, and certainly not a "daydream","fantasy", "delusion" (which conveys a sense of impossibility), with just a little negative connotation of the event being not likely to occur but still "hopeful"
(1) This 27 y/o boy wants to run for a mayor of the city. Most people think it is a noun
(2) You have been an employee of this unit for only 2 years. Now you want to be the group leader that runs this unit? It is like a noun"
(3) This 25 y/o man has been a congressional aide for only 5 years now he wants to run against his boss for the senator position. This is noun.