"So I'll leave myself in your hands and plead insanity when we get arrested."

"Most likely you can plead insanity an' get off easy."

You can plead insanity, the way I should have done.

Without that, he said, "I could only plead insanity in taking this job."

However, she was forced by the court to plead insanity.

Unless Janet found out, in which case he'd plead complete insanity.

The battered woman who killed her husband once pleaded insanity.

His counsel will plead insanity and the jury won't have it.

He then tells her she must plead insanity to avoid a life sentence.