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
please be careful
Grammar usage guide and real-world examplesUSAGE SUMMARY
'please be careful' is correct and can be used in written English.
It is a polite way of warning someone to be cautious, especially in a potentially hazardous situation. Example: Please be careful when crossing the street; it's getting darker out and cars may not be able to see you.
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(20)
please be cautious
watch out
take care
be vigilant
be cautious
exercise caution
look out
stay safe
mind yourself
be on your guard
pay attention
if I am right
from my own point
we received information that
it is learnt that
by my terms
speak from experience
from an individual perspective
we have been persuaded that
from my experience
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
Bieber, please be careful.
News & Media
Just please be careful driving.
News & Media
But beyond that, we said please be careful.
News & Media
Please, be careful and check the program on the Web site".
News & Media
People, if you are planning a career in politics, please be careful who you sue.
News & Media
If using a saucepan, please be careful as the oil will be very hot.
News & Media
But until then, if you are taking advice about your debts, please be careful.
News & Media
If using a heavy-bottomed saucepan, please be careful as the oil will be very hot.
News & Media
So please, be careful.
News & Media
Please, please be careful.
News & Media
"Be careful, please be careful".
News & Media
Expert writing Tips
Best practice
When offering the phrase "please be careful", specify the context or potential hazard to make the warning more effective and easier to follow. For example, "Please be careful; the stairs are slippery."
Common error
Avoid using "please be careful" as a generic farewell or platitude. Always ensure the phrase is relevant to a specific situation or potential risk to avoid diluting its impact.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "please be careful" functions as an imperative, specifically a polite request or warning. It directly urges the listener to exercise caution in a given situation. Ludwig AI confirms its correct usage in diverse scenarios.
Frequent in
News & Media
44%
Wiki
31%
Formal & Business
8%
Less common in
Reference
6%
Science
5%
Social Media
1%
Ludwig's WRAP-UP
In summary, "please be careful" is a grammatically sound imperative phrase used to politely warn someone to exercise caution. Ludwig AI validates its proper usage and broad applicability, as showcased across News & Media and Wiki sources. While the phrase is generally neutral in register, alternatives like "be cautious" or "exercise caution" might suit more formal contexts. Remember to offer specific context when using this phrase to ensure effective communication and avoid overusing it as a generic platitude.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be cautious
Directly advises carefulness in actions or decisions.
watch out
An informal warning of immediate danger.
look out
Similar to 'watch out', warning of immediate potential danger.
take care
A general expression of concern for someone's well-being and safety.
stay safe
Similar to 'take care', focusing on maintaining safety.
exercise caution
More formal; advises a general approach of wariness rather than addressing an immediate situation.
mind yourself
An idiomatic expression meaning 'take care' or 'be careful'.
be vigilant
Emphasizes alertness and watchfulness against potential dangers.
be on your guard
Implies a need for heightened awareness and readiness against threats.
pay attention
Focuses on being alert and observant to avoid mistakes or accidents.
FAQs
How can I use "please be careful" in a sentence?
You can use "please be careful" to advise someone to take precautions in a potentially dangerous situation. For example, "Please be careful driving in the snow" or "Please be careful when handling that hot pan".
What's the difference between "please be careful" and /s/please+be+cautious?
While both "please be careful" and "please be cautious" convey a similar message, "please be careful" is slightly more informal and direct, while "please be cautious" might be perceived as more formal and general.
What can I say instead of "please be careful"?
Depending on the context, you can use alternatives like "watch out" for immediate danger, "take care" for general well-being, or "be vigilant" to emphasize alertness against potential threats.
Is it always appropriate to say "please be careful"?
While generally appropriate, consider the context. In highly formal settings or when addressing someone of significantly higher authority, a more nuanced expression of concern might be preferable to "please be careful".
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested