Liao:	There's something hollow about this dialog . . .
Nadya:	Yeah – it's not between two real human beings, but simply a person and his/her imagination.
Bill:	Aren't many so-called "conversations" are that way? Real communication seems rare.
Gus:	Perhaps that's why humans invented robots for companionship . . .

Bill:	Was that a conversation?
Gus:	I dunno, but I ask the same question after many of my verbal encounters.