"If you do know anything which I have left untold, or if, in your vanity, you think you have discovered some great mystery concerning me, I advise you to keep your supposed knowledge to yourself.

The day that I am made sure you know too much, our friendship ceases, and that, Sir Karl, would give me pain.

I hope it would pain you." I at once began an orderly though hasty retreat.
"I do not know to what you refer concerning yourself," I explained.

"All I know about you is that you are Fraeulein Castleman, and a very charming person, whom I would have for my friend, if that be possible.

I spoke but jestingly.