Couldn't you think up a good lie or stay quiet so I could?

He needed a good lie, but nothing was coming to him.

The key to a good lie is not to volunteer too much.

I wasn't going to waste his time or mine by coming up with a really good lie.

He can also create a good lie on the spot.

"I don't suppose we have something more than a good lie to fall back on."

And shouldn't a good lie have a certain amount of truth mixed up in it?

Later, when I asked what it was all about, he had to come up with a good lie.

It is understood that adults know the difference between a good lie and a bad one.

Not a good lie, but he must put it on the green.