But this was such a gross error, so easily detected by anyone who touched it.

This has always proved to be a gross error, I thought.

A year ago, we could point to two or three cases of gross error in results.

"There is still time to correct what would be such a gross error."

Some 1,200 Lebanese died because of this gross error in judgment.

To consider it in the first place was a gross error of judgment.

Laughing was a gross error and he knew it, but he couldn't help himself.

But to see in it the government of the future socialist society is to commit a gross error.

We made a gross error that has caused a lot of problems.

Or when he feared the consequences of a gross error.