Marriage: wife speak with husband

Wife: Can I cut my hair and make it short?
Husband: Cut it.
W: I took lot of effort to grow it long.....
H: Then don't cut it.
W: They say short hair is the fashion these days....
H: Then cut it.
W: What if the fashion changes after I cut?
H: Then don't cut it.
W: All my friends say that I will look beautiful with a short hair....
H: Then cut it.
W: But I doubt whether short hair will suit my small face...
H: Then don't cut it.
W: But short hair is very easy to manage....
H: Then cut it.
W: But how can I wear flowers in my hair? I love to wear flowers......
H: Then don't cut it.
W: I think there is nothing wrong in trying once....
H: Then cut it.
W: But it may take a long time to grow hair again.....
H: Then don't cut it.
W: Still I feel like giving it a try once...
H: Then cut it.
W: What if I look ugly after cutting my hair?
H: Then don't cut it.

The husband is presently undergoing treatment in a mental hospital.
He doesn't speak anything except two sentences - "Then cut it" and
"Then don't cut it."
The doctors are  wondering what it is that is to be cut or not cut.
They are conducting further tests....