Carter has no problem with the ripening sexual tension, but he wants the relationship to remain platonic. “From an actor’s standpoint, it’s too bad,” says Duchovny. "I would like to complicate the situation rather than maintain it in this limbo we’re told people like. We’ve been able to go places with the relationship over the years, but we don’t build on it. But that’s the nature of the show — there’s never any accumulation of experience.”
Entertainment Weekly, February 1999
In which David “complicates the situation” through the episodes he writes and directs.