If you aren't there tonight, everyone here will understand, sir.

So he only bowed, and said, "I understand your design, sir; thank you for the explanation."

I don't understand why you do not call me, sir.

But try to understand, sir: you hold no cards at all in this negotiation.

Please, you must understand, sir, we all move about.

Some of our people took that amiss-as I think you'll understand, sir.

Do I understand, sir, that you expect me to start an impersonation now?

"I don't understand what I've done that's been inappropriate, sir."

There's one more thing in there I don't understand, sir.

"I did not understand you to do so, sir."