Substitution of fantasy for reality

Visualization of narrower problems
Name(s): 
Wishful thinking
Unrealistic beliefs
Treating fiction as reality
Imposition of a fictional worldview
Myths
Claim 
For philosophers wishful thinking is unforgivable. It is the chief barrier to the advancement of humanity, whether intellectual, practical, or even moral. If a person's logic is corrupted, how can she or he hope for movement toward truth ?
Counter-claim 
Who is to determine what is reality, a supreme reality verifier, a panel of experts, history, the mob or each individual for himself. Each of these are inadequate.
Type 
(F) Fuzzy exceptional problems