Professor Rubek.

[Seriously.] Yes, Maia—it was for another reason. A quite different reason. And that is what we must sooner or later have a clear explanation about.

Maia.

[In a fit of suppressed laughter.] Heavens, how solemn you look!

Professor Rubek.

[Suspiciously scrutinising her.] Yes, perhaps a little more solemn than necessary.

Maia.

How so——?

Professor Rubek.

And that is a very good thing for us both.