#optimism  the optimistic feeling that all is going to turn out well
  exclusion:  pessimism
  supertype:  hope.feeling  the general feeling that some desire will be fulfilled; "in spite of his troubles he never gave up hope"
  subtype:  sanguinity__sanguineness  feeling sanguine; optimistically cheerful and confident

No statement uses or specializes optimism; click here to add one.