"They say a clean desk is the sign of a sick mind," he said.

Serial killers always had a reason for what they did, even if it only made sense in their very sick minds.

Some kind of mental projections, and a really sick mind behind them all.

"It's not his fault that some people come around with sick minds," he said.

"Something this horrible can only come from a sick mind."

All the impenetrable fog of knowledge that her sick mind was making up.

Only a sick mind could put any other interpretation on the accident.

If I didn't, my sick mind would take over.

"If there are things I can't see, don't you think they're dreams manufactured in your own sick mind?"

You could still be imaginary without being the product of a sick mind.