Sentence examples similar to a chickenfeed mistake from inspiring English sources

That's a mistake, a huge mistake.

This was a big mistake.

That's a rookie mistake.

"A big mistake," she said.

This is a major mistake".

"That's a huge mistake.

It was a humbling mistake.

"It was a terrible mistake.

"This was a rookie mistake.

I made a huge mistake.

It's a big mistake".