evidence: Origins and Historical Context of the Idiom "strike while the iron is hot" The phrase "strike while the iron is hot" has been used for centuries as a metaphorical expression to encourage people to take advantage of opportunities when they arise. The origins of this idiom can be traced back to blacksmithing, where iron was heated in a forge until it became malleable enough to be shaped into various tools and objects. [...] The origin of "strike while the iron is hot" dates back to blacksmithing, where metal must be shaped quickly before it cools down. This phrase has since become a metaphor for acting promptly in any given situation. It’s worth noting that different cultures may have their own idioms with similar meanings. For example: