Cloud cuckoo land
Cloud Cuckoo Land refers to an unrealistically idealistic state where everything is perfect. It hints that the person referred to is naïve, unaware of reality or deranged in holding such an optimistic belief. The reference comes from
The Birds, a play by Aristophanes in which Tereus helps Pisthetairos and Euelpides erect a perfect city in the clouds, to be named Cloud Cuckoo Land. The German philosopher Arthur Schopenhauer used the word in his publication
On the Fourfold Root of the Principle of Sufficient Reason in 1813, as well as later in his main work
The World as Will and Representation and in other places. Here, he gave it its figurative sense by reproaching other philosophers for only talking about Cloud-cuckoo-land. The German philosopher Friedrich Nietzsche refers to the term in his essay "On Truth and Lying in a Nonmoral Sense."...