Seeing is believing

Cultural  

1. I'll believe it when I see it with my own eyes.

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seeing is believing Idioms  

1. Only physical or concrete evidence is convincing, as in She wrote us that she's lost twenty pounds, but seeing is believing. This idiom was first recorded in this form in 1639.

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Example Sentences

They say seeing is believing, and people believe that this is a rapidly growing trend because they see it on television so often.

From Slate • May 15, 2023

“I’ve always been about seeing is believing, and when you can see something, you can be it and achieve it.”

From Seattle Times • Aug. 29, 2021

In other words: Theories are great, but seeing is believing.

From Washington Post • Apr. 9, 2019

In Landeskog’s view, seeing is believing in MacKinnon’s skills.

From Washington Times • Sep. 23, 2018

For cathode rays have stolen through   This maiden so deceiving; And thus her heart I've photographed,   And seeing is believing.

From Cap and Gown A Treasury of College Verse by Knowles, Frederic Lawrence