"What was there to tell the police?
Why don't you answer, Gabriel?
...

Ah, so you know something! Well, you would do better to tell me, too, if you don't want me to shout out that you are all going mad! ...

Yes, that's what you are: mad!" Gabriel put on a stupid look and pretended not to understand the private secretary's unseemly outburst.
"What 'something' am I supposed to know ?" he said.

"I don't know what you mean." Remy began to lose his temper.
"This evening, Richard and Moncharmin were behaving like lunatics, here, between the acts." "I never noticed it," growled Gabriel, very much annoyed.
"Then you're the only one! ...

Do you think that I didn't see them?
...
And that M.Parabise, the manager of the Credit Central, noticed nothing?
...