“Yes, indeed,” I said enthusiastically. “Some of them must be perfect palaces; the swimming-baths, the lounges, the restaurant, the palm courts⁠—really, it must be hard to believe that one is on the sea.”

“Me, I always know when I am on the sea,” said Poirot sadly. “And all those bagatelles that you enumerate, they say nothing to me; but, my friend, consider for a moment the geniuses that travel as it were incognito! On board these floating palaces, as you so justly call them, one would meet the elite, the haute noblesse of the criminal world!”

I laughed.

“So that’s the way your enthusiasm runs! You would have liked to cross swords with the man who sneaked the Liberty Bonds?”

The landlady interrupted us.