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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I knew from

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I knew from" is correct and usable in written English.
It can be used to indicate the source or origin of knowledge or understanding about something. Example: "I knew from my previous experiences that this project would be challenging."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

That I knew from Twitter.

News & Media

The New Yorker

I knew from frustration.

"I knew from looking at the . .

News & Media

The New Yorker

"I knew from the beginning that I was innocent.

News & Media

The New York Times

It's not the person I knew from school.

News & Media

The Guardian

I knew from that point on, dude was special".

So I knew from the first to hold him fast.

A hopeless and foolish task, I knew from the outset.

"I knew from then on I was marked," he said.

News & Media

The New York Times

"I knew from early on that I wanted to cook.

I ran across Mark, someone I knew from home.

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Expert writing Tips

Best practice

Vary your sentence structure by occasionally using synonyms like "I learned from" or "I gathered from" to avoid repetition and enhance readability.

Common error

Avoid using "I knew from" without clearly specifying the source or context. Ensure that the reader understands where the knowledge originated to maintain clarity and avoid ambiguity.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I knew from" functions as a declarative statement indicating the source of one's knowledge or understanding. It introduces the origin or basis upon which the speaker formed their awareness of something. Ludwig AI confirms its correct usage.

Expression frequency: Very common

Frequent in

News & Media

88%

Science

4%

Formal & Business

3%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "I knew from" is a common and grammatically sound way to express the source of one's knowledge, as confirmed by Ludwig AI. It's most frequently used in news and media contexts and possesses a neutral formality, making it suitable for diverse settings. To enhance writing, consider using synonyms like "I learned from" or "I gathered from" for variety. Ensure clarity by specifying the source when using "I knew from" to maintain transparency and credibility. By understanding these nuances, writers can effectively employ "I knew from" to communicate their understanding with precision.

FAQs

How can I use "I knew from" in a sentence?

Use "I knew from" to indicate the source of your knowledge or understanding, such as, "I knew from the start that the project would be challenging" or "I knew from her reaction that she was upset".

What are some alternatives to "I knew from"?

Is it correct to say "I knew it from" instead of "I knew from"?

While "I knew it from" can be grammatically correct, it's often less direct. "I knew from" is generally preferred when you want to emphasize the source of your knowledge, but "I knew it from experience" works in specific cases.

What's the difference between "I knew from" and "I found out from"?

"I knew from" suggests prior knowledge or understanding based on a source, while "I found out from" indicates that you gained new information from a source. The former implies existing awareness, and the latter implies discovery.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: