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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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have learned that

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "have learned that" is correct and usable in written English.
You can use it when discussing knowledge or insights gained from experience or information. Example: "After years of research, I have learned that consistent practice leads to improvement."

✓ Grammatically correct

News & Media

Academia

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Juries have learned that lesson well.

Now we have learned that is not the case".

News & Media

The New York Times

We have learned That compassion fatigue is a myth.

Formal & Business

Unicef

It is to review what you have learned that day.

The Germans have learned that.

You have to have learned that somewhere".

News & Media

The Guardian

"You'd think I would have learned that".

Apparently entrepreneurs have learned that fact, too.

News & Media

The New York Times

And Republicans have learned that too".

News & Media

The New York Times

People have learned that walking works.

News & Media

The New York Times

I have learned that being an adult is actually hard".

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "have learned that" to introduce a statement of newfound knowledge or understanding gained through experience or study. For example: "I have learned that consistent effort leads to success."

Common error

While acceptable, "have learned that" can sound less formal in academic or scientific writing. Consider stronger alternatives like "research indicates that" or "studies suggest that" for a more authoritative tone.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "have learned that" functions as a declarative statement, introducing a piece of information or understanding that the speaker has acquired. As Ludwig AI confirms, it's a standard and usable construction. Examples from Ludwig show it across many contexts.

Expression frequency: Very common

Frequent in

News & Media

55%

Academia

25%

Formal & Business

10%

Less common in

Wiki

5%

Science

3%

Reference

2%

Ludwig's WRAP-UP

In summary, the phrase "have learned that" is a grammatically correct and very common way to express the acquisition of knowledge or understanding. As Ludwig confirms, it functions as a declarative statement and is used across various contexts, from news and media to academia and business. While versatile, remember that stronger alternatives may be more appropriate for formal writing. By considering these guidelines, you can effectively use the phrase "have learned that" in your own writing.

FAQs

How can I use "have learned that" in a sentence?

You can use "have learned that" to introduce something you now know or understand as a result of experience or study. For example: "I have learned that patience is key to mastering a new skill."

What are some alternatives to "have learned that"?

Alternatives include "have discovered that", "have understood that", or "have come to realize that" depending on the context.

Is it correct to say "I have learn that" instead of "I have learned that"?

No, "I have learn that" is grammatically incorrect. The correct phrasing is "I have learned that," using the past participle form of the verb "to learn."

What's the difference between "have learned that" and "knew that"?

"Have learned that" indicates a recent acquisition of knowledge, while "knew that" implies knowledge possessed for some time. For example, "I have learned that exercise is beneficial" suggests recent discovery, whereas "I knew that exercise was beneficial" implies prior awareness.

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Most frequent sentences: