Be in cloud cuckoo land disapproving phrase
Said when someone believes in unrealistic or fanciful ideas that is impossible to happen
He must be in cloud-cuckoo land when thinking he could get promoted under the company's downsizing program.
If the boss think that he could get big profits during this crisis, he is in cloud-cuckoo land.
If you think that no one can't replace your position, you are in cloud-cuckoo land.
The boss must be in cloud-cuckoo land as he denies his complicated system decreases the employees' efficiency.
To daydream
Used to descibe someone or something fancy or colorful
Make someone or something fancier, more exciting or interesting
Impossible or unrealistic dreams, hopes, or plans
Fancy in a pretentious way
people often do irrational or foolish things when they are in love.
I and my boyfriend have decided to get married in the summer. I don't think that's wise, since we won't have enough money saved by then to set up house. But then, one cannot love and be wise.