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
believe
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "believe" is correct and usable in written English.
You can use it to express your opinion about something, as in the example sentence: "I believe that the world would be a better place if people were more understanding of each other."
✓ Grammatically correct
News & Media
Alternative expressions(19)
in my opinion
I think
I consider
have faith in
I trust the problem will be solved soon
I trust the issue will be resolved shortly
i hope the problem will be solved soon
hope
i think it is authentic
consider
relegated you think
suspect
are believing
maintain the belief
subscribe to the idea
as a doctor I am
as a teacher I am
as a mother I am
as a person I am
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
60 human-written examples
"We couldn't believe it.
News & Media
"We believe together we have an opportunity to demonstrate the true nature of British Islam today.
News & Media
I personally don't believe in any organised Gods because I don't see any organisation in the way the world has progressed.
News & Media
I believe that we have now obtained the balance between what in an ideal world we would like to do and what we can afford to do".
News & Media
I believe in it".
News & Media
You don't believe me?
News & Media
"Can you believe that?
News & Media
Don't believe a word of it.
News & Media
We have taken these positions because we believe that freedom and self-determination are not unique to one culture.
News & Media
"I don't believe it".
News & Media
"Who do you believe?
News & Media
Expert writing Tips
Best practice
When using "believe", clearly indicate the basis for your belief, especially in formal writing. Providing evidence or reasoning strengthens your statement.
Common error
Avoid starting too many sentences with "I believe" without providing supporting evidence or reasoning. Vary your sentence structure and provide context to make your beliefs more persuasive.
Source & Trust
94%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "believe" is as a verb, indicating a state of mind where one accepts something as true or has faith in something. Ludwig confirms that it is correct and usable in written English.
Frequent in
News & Media
63%
Formal & Business
15%
Science
12%
Less common in
Encyclopedias
3%
Wiki
3%
Reference
1%
Ludwig's WRAP-UP
The word "believe" is a versatile verb used to express acceptance, trust, or conviction. As Ludwig AI indicates, it is grammatically correct and widely used. It appears most frequently in News & Media contexts, and its communicative purpose centers on sharing personal opinions or expressing faith. While generally neutral in register, the level of formality can vary. When using "believe", providing supporting evidence can strengthen your statement, but avoid overuse without substance. Alternatives such as "have faith in" or "be convinced of" can provide nuance to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
accept as true
This alternative is more formal and emphasizes the act of acknowledging something as factual.
have faith in
This alternative shifts the focus to trust and reliance on something, often implying a spiritual or moral dimension.
be convinced of
This phrase emphasizes a strong sense of certainty and persuasion regarding something.
hold the view that
Similar to 'be of the opinion', but it indicates a more considered and firmly established perspective.
be of the opinion that
This phrase introduces a subjective viewpoint or judgment, suggesting a personal assessment.
deem it to be true
This alternative is formal and suggests a careful evaluation leading to an acceptance of truth.
take it as gospel
This idiom conveys complete and unquestioning acceptance of something as truth.
regard as plausible
This phrase suggests that something seems reasonable or believable, without necessarily being fully accepted.
consider it likely
This phrase focuses on the probability of something being true, rather than absolute certainty.
presume to be the case
This option suggests an assumption based on available evidence, without definitive proof.
FAQs
How can I use "believe" in a sentence?
Use "believe" to express your opinion or acceptance of something as true, such as "I believe that honesty is the best policy" or "Do you believe in climate change"?
What's the difference between "believe" and "know"?
"Believe" implies accepting something as true without absolute certainty, while "know" indicates a state of being certain and having evidence.
What can I say instead of "I believe"?
You can use alternatives like "in my opinion", "I think", or "I consider" depending on the context.
Is it correct to say "I believe that..."?
Yes, it is grammatically correct. The phrase "I believe that..." is a common way to introduce a personal opinion or conviction.
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
94%
Authority and reliability
4.5/5
Expert rating
Real-world application tested