分歧与对比

The idiom "i beg to differ" originated in the early 18th century, when literally begging permission to express a different or opposing opinion would have come across as polite and respectful. Over time, This expression took on a figurative meaning to politely indicate one sees a topic or situation in an alternative light without causing offense.

The idiom "lock horns" originated from the literal behavior of certain animals, such as deer or bulls, who engage in combat by clashing their horns together during a territorial dispute or a struggle for dominance. The phrase is now used to convey the idea of a direct and confrontational engagement where both parties are firmly asserting their positions and are unwilling to back down.

The idiom "moot point" originated from Old English, where "moot" referred to a formal assembly or meeting. Over time, the term evolved to signify a hypothetical or debatable point that is subject to discussion or dispute but has no practical consequence or relevance to the current situation. In modern usage, a "moot point" is often used to describe an issue or argument that is rendered irrelevant or academic because it no longer holds practical importance or is no longer applicable to the present circumstances.

The origin of the idiom "monkey in the middle" can be traced back to the game of catch or soccer, where players form a circle and try to keep the ball away from one participant positioned in the middle. Figuratively, it refers to a situation where someone is caught or trapped between two opposing forces or groups, often being used as a target or subject of teasing, manipulation, or exclusion.

The idiom "on a collision course" is thought to have originated in the early 1800s in the context of maritime navigation, but it quickly spread to other areas of life. The earliest known written record of the idiom "on a collision course" appears in an 1825 article in the London Times that describes two ships as being "on a collision course" if they are sailing towards each other on the same course. The idiom became more popular in the late 19th century with the rise of railways, where it was used to describe trains that were on the same track and heading towards each other. This expression is now used in a more figurative sense to describe any two or more people or things that are involved in a conflict or disaster.