There are cases given in most books on mental trouble.

When an imaginative person gets into mental trouble, the line between seeming and being has a way of disappearing.

Twist is bright and happy, all her mental troubles forgotten.

But for all his mental trouble, look at all the schooling he went through, even nuclear power school.

Michel gave you lots of different drugs for mental trouble.

She was relieved to hear that I had no mental troubles to complain of.

For some mental troubles will favour the return of bodily health.

Never having come into contact with mental trouble, her thought of it was the more scaring.

Because if there's one thing that scares people, it's mental trouble.

A lot of normal people are scared to death of anyone with mental trouble.