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
we know
Grammar usage guide and real-world examplesUSAGE SUMMARY
"we know" is correct and usable in written English.
You can use it to express knowledge or understanding of a situation. For example: "We know that the train leaves at 8am, so we should leave early to catch it."
✓ Grammatically correct
News & Media
Science
Academia
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 know.
News & Media
But we know — we know!
News & Media
we know.
Academia
How do we know?
Science
We know, we know, but not yet.
News & Media
We know what we know.
News & Media
We know the feeling.
News & Media
We know the diff.
News & Media
We know the locations.
News & Media
We know nothing.
News & Media
Yes, we know.
News & Media
Expert writing Tips
Best practice
Use "we know" to establish common ground with your audience. It signals shared understanding and can build trust.
Common error
Avoid starting too many sentences with "we know" as it can make your writing sound repetitive and condescending. Vary your sentence structure to keep the reader engaged.
Source & Trust
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "we know" is as a declarative statement expressing shared knowledge or understanding. It asserts that a piece of information is recognized or accepted by a group, as illustrated by the examples found by Ludwig.
Frequent in
News & Media
61%
Academia
15%
Science
12%
Less common in
Formal & Business
5%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "we know" is a very common phrase used to express shared knowledge or understanding. Ludwig AI analysis confirms its grammatical correctness and widespread use across various contexts, particularly in news and media. It serves to establish common ground, signal agreement, or reassure the audience. While generally neutral in register, overuse can lead to repetitiveness. Alternatives such as "we are aware" or "we understand" can provide variation. Remember to use "we know" judiciously to enhance clarity and connection with your audience.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
We are aware
Emphasizes consciousness or recognition of something, indicating a state of being informed.
We understand
Focuses on comprehension, suggesting a deeper grasp of the subject matter.
It is known to us
Formal way to indicate that something is within our knowledge.
We are cognizant
Implies a formal or heightened awareness of something.
We have knowledge of
Highlights the possession of information or facts.
We acknowledge
Suggests recognition or acceptance of something, often a fact or situation.
We recognize
Focuses on identifying or distinguishing something.
We are informed
Indicates that we have received information or have been told about something.
We're in the know
Informal way of saying we have inside information.
We're familiar with
Suggests having previous experience or knowledge about something.
FAQs
How can I use "we know" in a sentence?
Use "we know" to indicate shared understanding or agreement. For example: "We know this is a difficult situation, but we can overcome it."
What are some alternatives to "we know"?
You can use alternatives like "we are aware", "we understand", or "we acknowledge" depending on the specific nuance you want to convey.
When is it appropriate to use "we know" in formal writing?
In formal writing, "we know" is appropriate when referring to established facts or widely accepted knowledge within a specific field. Avoid using it to express personal opinions or assumptions.
What's the difference between "we know" and "we think"?
"We know" implies certainty based on evidence or experience, whereas "we think" suggests an opinion or belief that may not be fully supported by evidence.
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
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested