v. to imagine or predict the worst circumstances or outcome and act if it's true.

Horribilizing is to see something, expect the worst and then start talking about it as if the worst has already happened.

The media is all about this ... making the worst of things or sensationilising things so they appear more dramatic and horrible than they really are.

Horribilizing can become a self fulfilling prophesy where minor setbacks become a major catastrophe.

The mere expectation that things will get worse will cause them to get worse because that's how we envisioned it.

Remember Henny Penny's "the sky is falling" comment?

The flip of this?

I suggest you read this book

Alternatively and in addition take action ... thinking and doing are two entirely different things.