The scientists do agree on one thing: the colors are for something.
The three of them agree on one thing above all.
Each of us had a personal reason for despair, but we agreed on one thing.
If the gang members agree on one thing, it is that they would like to put themselves out of business.
Actually it is possible to see him as both, though almost everyone seems to agree on one thing: he was a major piece of work.
But they could clearly agree on one thing: it was time to have a voice, perhaps many, in American politics.
They agreed on one thing: not just any nose would do.
"We agreed on one thing: a national government of professionals will be coming."
Whatever differences your father and I have shared, we agree on one thing.
The men agreed on one thing: the time is not ripe for a meeting.