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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
when we need to
Grammar usage guide and real-world examplesUSAGE SUMMARY
"when we need to" is correct and usable in written English.
You can use it to refer to something that needs to be done at a certain point in time, as in this example sentence: "We should make sure to double-check our calculations when we need to."
✓ Grammatically correct
News & Media
Academia
Science
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
This is when we need to go slow and steady.
News & Media
It closes our ears when we need to listen.
News & Media
That's when we need to get off the field.
News & Media
Let's tax them only when we need to".
News & Media
But we'll worry about all that when we need to.
News & Media
We will update this calendar with the latest information when we need to make scheduling changes.
Academia
When we need to do a deep dive and examine the details, I can do that.
Academia
Due to low tides there are times when we need to adjust our operating hours.
"We know when to battle back when we need to, when we have to".
News & Media
It's worrying in a conflict and when we need to focus on a reform program".
News & Media
"We live in an era when we need to connect with young philanthropists," she said.
News & Media
Expert writing Tips
Best practice
Use "when we need to" to clearly indicate a condition or point in time when a specific action is necessary. This helps create clear, actionable statements in your writing.
Common error
Avoid stringing together multiple clauses starting with "when we need to". This can make your sentences convoluted and difficult to follow. Break them down for clarity.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
Adverbial Clause of Time/Condition: "When we need to" functions as an adverbial clause, specifying the time or condition under which an action should be performed. This is supported by Ludwig AI's analysis, which indicates its grammatical correctness and usability.
Frequent in
News & Media
41%
Academia
26%
Science
24%
Less common in
Formal & Business
6%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "when we need to" is a grammatically correct and versatile construction used to specify the circumstances or timing that necessitates a particular action. Ludwig AI confirms its validity and usability across various contexts. It's most commonly found in News & Media, Academia, and Science, indicating its broad applicability. To use it effectively, ensure that the subsequent action is clearly defined and avoid overusing the phrase in complex sentences. Consider alternatives like "in situations where we must" or "at times when we are required to" for variety. "When we need to" serves as a practical tool for conveying conditionality and timing in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in situations where we must
Emphasizes obligation or necessity more strongly than the original phrase.
in cases where we have to
Focuses on specific instances or scenarios requiring action.
at times when we are required to
Adds a layer of formality and emphasizes the requirement.
if the need arises for us to
Presents the action as contingent on a future need.
when it becomes necessary for us to
Highlights the necessity and the action to be taken, but is more verbose.
when we are compelled to
Emphasizes the feeling of being forced or driven to act.
under circumstances where we should
Introduces a conditional aspect, focusing on appropriate action.
during moments that we have to
Highlights temporal specificity and obligation.
on occasions that it's important for us to
Emphasizes the importance of the action in specific instances.
as soon as we are needing to
Highlights the immediacy of action following the arising of the need.
FAQs
How can I use "when we need to" in a sentence?
Use "when we need to" to introduce a condition that triggers a specific action. For example, "We should conserve resources "when we need to" ensure long-term sustainability".
What are some alternatives to "when we need to"?
Alternatives include phrases like "in situations where we must", "at times when we are required to", or "when it becomes necessary for us to" depending on the context.
Is "when we need to" formal or informal?
"When we need to" is generally considered neutral and can be used in both formal and informal contexts. The level of formality largely depends on the surrounding vocabulary.
How does "when we need to" differ from "if we need to"?
"When we need to" implies a higher degree of certainty or inevitability compared to "if we need to". The former suggests the need is either known or highly probable, while the latter indicates a possibility or contingency.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested