boggle the mind

1. Bewilder or astonish with complexity, novelty, or the like, as in The very magnitude of the Milky Way boggles the mind. The source of this usage is unclear, as the verb to boggle has several other seemingly unrelated meanings—to shy away, to hesitate, to bungle. [Second half of 1900s]

Example Sentences

“It does boggle the mind a bit to consider that inside nearly every cell phone and computer chip you’ll find quartz from Spruce Pine,” Rolf Pippert, mine manager at The Quartz Corp, a leading supplier of high-quality quartz, told the BBC in 2019.

From BBC

Three of the seven event organizers confirmed to me that they paid Garvey for his appearance; the other four didn’t respond or declined to comment, though it would boggle the mind if they didn’t pay Garvey.

From Slate

The scale of the solar system and our universe can boggle the mind, he added.

From Salon

Simone Biles continues to boggle the mind.

From Slate

But Santos’ wardrobe, and his ability to ape an archetype, is a testament to just how much appearance can boggle the mind.

From Slate