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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
I affirm that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I affirm that" is correct and usable in written English.
You can use it to express an assurance or agreement with an idea, a fact, or a statement. For example: "I affirm that taking a few moments for self-care each day is an important part of maintaining my mental health."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(20)
I assert that
I declare that
I verify that
I can confirm that
I guarantee that
I maintain that
I contend that
I attest that
I avow that
I profess that
I can convince you that
as far as I know
hereby confirmed that
I certify
hereby certified that
i believe that
The evidence suggests that
I believe strongly that
please rest assured that
It is certain that
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
22 human-written examples
And I affirm that very few things are the way you think they are.
News & Media
In Moscow, he delivered a letter stating: "I affirm that my allegiance is to the Union of Soviet Socialist Republics".
News & Media
"The campaign apologized promptly, and I affirm that apology tonight".
News & Media
I affirm that every day is a day of wonder.
News & Media
"Today, I affirm that we have fulfilled the agreement," Colonel Taradash said in a brief speech that drew polite applause.
News & Media
I affirm that I will not plagiarize, use unauthorized materials, or give or receive illegitimate help on assignments, papers, or examinations.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
"Did I sign that I know her, and that I affirmed that was her signature?
News & Media
Because the Minnesota Supreme Court's opinion makes clear that the State's interest in enforcing its promissory estoppel doctrine in this case was far from compelling, see 457 N.W.2d at 204-205, I would affirm that court's decision.
Academia
I can affirm that dilemma from my own personal experience.
News & Media
Last week, it affirmed that rating.
News & Media
I just can't affirm that description.
News & Media
Expert writing Tips
Best practice
Use "I affirm that" to express a strong belief or conviction based on personal knowledge or experience.
Common error
Avoid using "I affirm that" in casual conversations; it can sound overly formal or pretentious. Opt for simpler phrases like "I believe" or "I think".
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I affirm that" functions as a declarative statement, used to express a strong conviction or confirmation of a particular fact or belief. As Ludwig AI points out, this construction suggests a personal investment in the statement's truth.
Frequent in
News & Media
50%
Academia
33%
Science
17%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "I affirm that" is a declarative phrase used to express a strong belief or conviction. While grammatically correct and usable in various contexts, as Ludwig AI explains, it's best suited for formal settings or when emphasizing a personal commitment to the truth of a statement. Consider alternatives like "I assert that" or "I verify that" to adjust the level of formality. Remember to avoid overusing "I affirm that" in casual conversations, as it may come across as overly formal. Its appearance in news media, academic papers, and scientific publications highlights its use in serious and well-supported declarations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I can confirm that
Implies having the authority or knowledge to validate a statement.
I verify that
Confirms the truth or accuracy of something.
I assert that
Emphasizes a confident and forceful declaration.
I guarantee that
Adds a level of certainty and assurance.
I declare that
A more formal and authoritative statement of fact or intent.
I maintain that
Indicates a steadfast adherence to a belief or position, often in the face of opposition.
I contend that
Suggests a more argumentative or debated claim.
I attest that
A formal declaration of truth based on personal knowledge.
I avow that
A solemn and emphatic declaration.
I profess that
Often used to declare a belief or faith.
FAQs
How can I use "I affirm that" in a sentence?
"I affirm that" is used to express a strong belief or confirmation. For instance, "I affirm that taking care of your mental health is crucial."
What are some alternatives to "I affirm that"?
You can use alternatives like "I assert that", "I declare that", or "I verify that", depending on the level of formality and emphasis you want to convey.
When is it appropriate to use "I affirm that"?
It is appropriate to use "I affirm that" in formal settings, legal documents, or when expressing a strong conviction based on personal knowledge.
Is "I affirm that" too formal for everyday conversation?
Yes, "I affirm that" can sound overly formal in everyday conversations. Simpler alternatives like "I believe" or "I think" may be more suitable.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested