The idiom at sixes and sevens came out of the 14th century from an old dice game where throwing a six or a seven was filled with risk and uncertainty.
The phrase "Castles in the air" refers to fanciful schemes or unrealistic plans that are unlikely to be achieved.
It is often used to describe dreams or ideas that are imaginative but not grounded in reality.
The image formed at the retina of the human eye is real and inverted.
Real and inverted is due to the presence of a convex lens in the eye.
A "white elephant" refers to something that is useless and costly to maintain.
The term originates from the ancient practice of giving a sacred but burdensome white elephant as a gift, which could be expensive and impractical to care for.
The idiom donkey's year means something that is continued for a very long time.
The proverb "A rolling stone gathers no moss".
It means that a person who is always moving or changing jobs does not settle down
As a result, avoids responsibilities or long-term commitments.
Led Astray means lead some one in wrong direction
The idiom "Pull someone's leg" means to playfully deceive or tease someone, often by telling a joke or a false statement.
It is a lighthearted way to trick or mock someone, without any malicious intent.
idiom hair-breadth mean a very small distance or amount