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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

I believed so

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I believed so" is correct and usable in written English.
It can be used when expressing a past belief or assumption about something. Example: "When I heard the news, I believed so, but later I found out it wasn't true."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

6 human-written examples

He later noted, "One of the reasons I ran for President was because I believed so strongly that the voices of everyday Americans hardworking folks doing everything they can to stay afloat just weren't being heard over the powerful voices of the special interests in Washington".

News & Media

The New York Times

He later noted, "One of the reasons I ran for President was because I believed so strongly that the voices of everyday Americans — hardworking folks doing everything they can to stay afloat — just weren't being heard over the powerful voices of the special interests in Washington".

News & Media

The New Yorker

But, he said, in 1997, "I was listening to the radio and heard about Massoud in the Panjshir Valley surrounded by the Taliban; the situation was so horrible and I believed so much in this man, in his courage, that I felt I needed to go back".

News & Media

The New York Times

I told them how very inspiring that was to me, and how that kind of peace and understanding between people was the prime reason why I travelled and why I believed so fervently in the power of travel to transform the world.

News & Media

BBC

I believed so strongly in it, I wanted to be intimately attached to its potential success.

News & Media

Huffington Post

(By the way, I believed so strongly in the program that, upon leaving my second presidency, I created a foundation to take the program national).

News & Media

Huffington Post

Human-verified similar examples from authoritative sources

Similar Expressions

51 human-written examples

"And I believe so".

News & Media

The New York Times

A.C.S.: I believe so.

News & Media

The New Yorker

Well I believe so.

News & Media

The Guardian

I believe so, yes.

"I believe so," Mr. Rattner said.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "I believed so" when you want to clearly state a past belief, especially when contrasting it with current knowledge or understanding. It emphasizes a shift in perspective.

Common error

While grammatically correct, consistently using "I believed so" can sound stilted in casual conversation. Opt for simpler alternatives like "I thought so" or "I assumed so" to maintain a natural tone.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I believed so" primarily functions as a declarative statement expressing a past belief or conviction. It indicates a personal viewpoint held at some point in the past, as shown by Ludwig examples where speakers refer to reasons for past actions or inspirations. Ludwig AI confirms that the phrase is correct.

Expression frequency: Uncommon

Frequent in

News & Media

100%

Less common in

Science

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, the phrase "I believed so" is a grammatically sound and usable expression to convey a past belief or assumption. While Ludwig AI confirms its correctness, its frequency is uncommon. Predominantly used in news and media contexts, it serves the purpose of explaining past actions or perspectives. For more casual conversation, alternatives like "I thought so" may be more appropriate. Though authoritative sources employ it, overuse may come across as stilted. Remember to state a past belief and emphasize a shift in perspective with the expression "I believed so".

FAQs

What does "I believed so" mean?

It means that the speaker held a certain belief in the past, which may or may not be true anymore.

When is it appropriate to use "I believed so"?

It's appropriate when you want to emphasize a past belief, especially when contrasting it with your current understanding or a changed situation.

What can I say instead of "I believed so"?

You can use alternatives like "I thought so", "I assumed so", or "I presumed so" depending on the context.

Is "I believed so" formal or informal?

It can be used in both formal and informal contexts, but it tends to lean towards a slightly more formal tone than alternatives like "I thought so".

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

89%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Most frequent sentences: