Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
expensive lesson
Grammar usage guide and real-world examplesUSAGE SUMMARY
"expensive lesson" is correct and usable in written English.
You can use it when describing a situation in which someone learned something valuable but at a high cost, either in terms of money or some other measure such as time, effort, or emotion. For example, "After years of struggling to make ends meet, he learned an expensive lesson about fiscal responsibility."
✓ Grammatically correct
News & Media
Formal & Business
Alternative expressions(20)
costly learning experience
hard-won knowledge
painful education
valuable but costly insight
pricey enlightenment
expensive instruction
cheap lesson
expensive experiment
strong lesson
substantial lesson
tough lesson
expensive model
expensive outcome
expensive tuition
expensive example
sweet lesson
expensive subject
expensive completion
valuable lesson
expensive thing
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
48 human-written examples
It is an expensive lesson for her".
News & Media
For many, it was an expensive lesson.
News & Media
One "unfortunate tax event," she said, provided an expensive lesson.
News & Media
It's an expensive lesson, offered here for nothing.
News & Media
"We have all learned a terribly tragic and expensive lesson.
News & Media
Ms. Hinojosa also said that she learned an expensive lesson.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
9 human-written examples
Its literature resounds with expensive lessons learned.
News & Media
You learn some very expensive lessons as life goes on".
News & Media
He struggled for five years, learning expensive lessons.
News & Media
Unfortunately, there have been some expensive lessons learned on that".
News & Media
simple answer — we screwed up in every way possible, learned lots of valuable expensive lessons".
News & Media
Expert writing Tips
Best practice
When using "expensive lesson", ensure the context clearly indicates both the value of the lesson learned and the significant cost involved. This provides clarity and impact to your writing.
Common error
Avoid using "expensive lesson" when the cost is merely monetary. The phrase is most effective when the cost involves time, effort, emotional toll, or strategic disadvantage, making the lesson's impact more profound.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "expensive lesson" functions as a noun phrase, where 'expensive' modifies 'lesson'. Ludwig AI shows its use in describing situations where valuable knowledge is gained through significant cost or difficulty.
Frequent in
News & Media
85%
Formal & Business
10%
Wiki
5%
Less common in
Science
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "expensive lesson" is a common and grammatically sound expression used to describe a situation where significant knowledge is acquired through a costly experience. Ludwig AI's analysis reveals its prevalence in news and media, denoting both financial and non-financial costs. Related phrases include "costly learning experience" and "hard-won knowledge", emphasizing different aspects of the learning process. When using the phrase, ensure that both the value of the lesson and the cost involved are clearly articulated for maximum impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
costly learning experience
Replaces 'lesson' with 'learning experience', emphasizing the experiential aspect of learning something the hard way.
hard-won knowledge
Focuses on the effort required to gain knowledge, implying a difficult or costly path.
dear-bought wisdom
An older, more formal way to express that wisdom was acquired at a significant personal cost.
painful education
Emphasizes the negative emotional impact of the learning process.
valuable but costly insight
Highlights both the value and the expense associated with gaining a particular understanding.
pricey enlightenment
Uses a more metaphorical term ('enlightenment') to suggest a revelation that came at a high price.
unforgettable setback
Focuses on the setback aspect and its lasting impact on memory and future decisions.
regrettable insight
Highlights feelings of regret mixed with a new understanding.
hard knock lesson
Indicates that the lesson was obtained through a physical or metaphorical blow.
difficult lesson to learn
Emphasizes the struggle and challenge inherent in acquiring the knowledge.
FAQs
How can I use "expensive lesson" in a sentence?
You can use "expensive lesson" to describe a situation where someone learned something important through a costly mistake or experience. For example, "Failing to diversify his investments taught him an "expensive lesson" about risk management."
What are some alternatives to saying "expensive lesson"?
You can use alternatives like "costly learning experience", "hard-won knowledge", or "dear-bought wisdom" depending on the context.
Is it always negative to learn an "expensive lesson"?
While the phrase implies a negative cost, the learning itself can be valuable and ultimately beneficial. The "expensive" part highlights the significant price paid for the knowledge gained. Despite its initial pain, it can still result in future growth and success.
What kind of costs qualify a lesson as an "expensive lesson"?
The "expensive" cost can be monetary, but it often refers to a loss of time, opportunities, relationships, or emotional well-being. It's about the significant price paid to acquire a specific piece of knowledge or understanding.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested