I guess you could say we have reached an understanding.
He has not yet reached a full understanding of their nature.
It took a long time for us to reach an understanding.
Their relationship was difficult, but eventually they did reach a certain understanding.
We two need not see each other, save in the mind's eye, to reach an understanding.
"Probably not, which is why we might reach an understanding."
The company has to reach an understanding before the end of the grace period.
The question is raised, as well, what sort of an intelligence would be required to reach such an understanding.
I'm convinced some day we'll reach an understanding with them.
That would be the best way of reaching an understanding.