Clarifying / Confirming

Name
Are you saying that
Do you mean
In other words,
Let me see if I'm following you here.
Let's see if I've got it:
Now, if I understand you correctly,
So if I've got it right, your position is that
So the whole point of this is
So what you're really saying is that
So what you're trying to tell me is that
So, according to your theory,
Then would I be correct in assuming that
To put it another way,