He could not afford such mistakes.

He couldn't afford mistakes, or everything he had worked for so painstakingly would be lost.

With Brodeur in the opposing net, the Islanders could not afford mistakes on defense.

The Department of the Army can't afford mistakes.

It was not impossible - each had won from this position before - but it was dangerous and neither could afford mistakes.

But we're a small country now: we can't afford big mistakes.

Nothing was precisely what it seemed among the exiles; anything could happen, and the Executioner could not afford mistakes that might cost lives.

So much was at risk, and he couldn't afford mistakes.

A law enforcement officer like yourself can't afford mistakes.

We can't afford mistakes this time.