I have heard a lot of very good things about him.
But as the old saying goes, all good things must come to an end.
Because you can never have too much of a good thing.
She was new to the team, though we'd heard good things about her.
Could be they're on to a good thing and don't want the rest of us to find out.
Even if we never do come to power, we've still got a good thing.
So the end of history may not be such a good thing after all.
Each of them was the one good thing in the other's life.
Some people here must have a good thing to say about him, but I haven't met them yet.
You can work a good thing to death, and beyond.