impossible dream
nounEtymology From Don Quixote.
1
Figuratively A belief or goal which is unattainable despite the pursuer's high hopes.
- Tell me before I seek worthier pastures / And thereby restore self-esteem / How can you be so short-sighted / To look never further than this week or next week / To have no impossible dream?1996, Alan Parker, Oliver Stone, Evita: