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 were sure of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "we were sure of" is correct and usable in written English.
It can be used to express confidence or certainty about something in the past. Example: "After reviewing all the evidence, we were sure of our decision to proceed with the project."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(3)
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
10 human-written examples
We were sure of it.
News & Media
We were sure of what would happen in the '60s and we weren't far from wrong.
News & Media
The only thing we were sure of was that padded upholstery, cotton or down, was out of the question.
News & Media
In retrospect, none of us could recall with any certainty exactly what she'd said about this, but we were sure of "what she wanted".
News & Media
This is not the 19th-century world of narrative; it is the shifting, slipping, relative world of Einstein and the modernists, the twin assault by science and art on what we thought we were sure of.
News & Media
There were many times on Friday and Saturday, she said, when top editors stopped to ask "How do we know this?" We hit the brakes until we were sure of our sourcing.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
We are sure of it.
Academia
We're sure of Lassie.
News & Media
Can we be sure of that?
Academia
Other things we're sure of?
News & Media
Now, he said, "We are sure of our results".
News & Media
Expert writing Tips
Best practice
Use "we were sure of" to convey a strong sense of confidence in a past decision or belief. It's most effective when you want to emphasize the certainty you felt at the time.
Common error
Avoid using "we were sure of" if you lacked sufficient evidence at the time. Using the phrase implies a strong basis for your certainty, so it can sound misleading or arrogant if the facts didn't fully support your conclusion.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "we were sure of" primarily functions as an assertive statement, expressing a high degree of confidence or certainty about a particular fact, situation, or decision in the past. As Ludwig AI's analysis indicates, it is grammatically correct and widely used.
Frequent in
News & Media
48%
Academia
26%
Science
15%
Less common in
Formal & Business
5%
Wiki
1%
Reference
0%
Ludwig's WRAP-UP
In summary, "we were sure of" is a phrase used to confidently express past certainty. Ludwig AI confirms its grammatical correctness and common usage across diverse sources, particularly in news and media. When using the phrase, ensure that your certainty aligns with the available evidence to avoid misleading your audience. While versatile, it's best to avoid overuse, and consider alternatives like "we were certain of" or "we had no doubt about" for variety and nuance. Remember to maintain a neutral tone in most contexts, ensuring clarity and trustworthiness in your communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
we were certain of
Replaces "sure" with "certain", indicating an even stronger conviction.
we were convinced of
Uses "convinced" to emphasize that a belief was firmly established.
we had no doubt about
Expresses certainty by negating doubt, highlighting the absence of uncertainty.
we were positive about
Replaces "sure" with "positive", suggesting a confident affirmation.
we were confident in
Focuses on confidence in something, rather than just certainty.
we believed strongly in
Shifts the emphasis to belief, indicating a firm conviction.
it was our conviction that
Puts more stress on the fact that there was a strong belief.
we were under the impression that
Suggests an assumption or belief, though potentially less firm than certainty.
we had every reason to believe
Justifies the belief, emphasizing the grounds for certainty.
we felt secure in the knowledge that
Highlights the feeling of security derived from the certainty.
FAQs
What's a more formal way to say "we were sure of"?
For a more formal tone, consider using alternatives such as "we were certain of", "we were convinced of", or "we had no doubt about" depending on the specific nuance you want to convey.
How can I use "we were sure of" in a sentence?
You can use it to express past certainty, like, "After analyzing the data, "we were sure of" our findings".
What's the difference between "we were sure of" and "we thought"?
"We were sure of" indicates a high degree of confidence, while "we thought" suggests a belief that might not be as firmly held. Use "we thought" when you want to convey less certainty.
Is it ever incorrect to use "we were sure of"?
It can be misleading if used when your certainty was based on incomplete or flawed information. Ensure your confidence aligns with the evidence available at the time.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested