He returned to his lodging with his head full of castle in the air.
To Build a castle in the air is nothing but a flower in water in the mirror.
If the building of a career lacks backbone of perseverance, it can only be a castle in the air.
Without certain economic base, the so-called love and marriage is just a castle in the air, can be easily destroyed, not to mention defend any storms.
Their plan is nothing but a castle in the air.
A neurotic is a man who wants to build a castle in the air.
Try harder to prove that what you want is not a castle in the air. Victory came after many failures.
I'm not arrogant, I'm not a nonsense, but I'm tired of the sense of security you give to the castle in the air. I admit I can't catch a trace of dependence that may be lost at any time, so I give up you.
Building a castle in the air is meaningless. We should plan the future in a realistic way.
Their castle in the air has disappeared; the more modern economical school itself has destroyed it; but even the latter has also not disentangled itself from the original errors, but has merely advanced somewhat farther from them.
As part of the import car market, parallel imported cars lead to "the castle in the air".
Try harder to prove that what you want is not a castle in the air.
As for the half of the young people who give to God is more like a castle in the air, mirage, far away.
Your plan is merely a castle in the air.
