What frightens us most in a madman is his sane conversation.

- Anatole France

I am not a madman or a nut.

- Abdul Qadeer Khan

We must not contradict, but instruct him that contradicts us; for a madman is not cured by another running mad also.

- An Wang

There is only one difference between a madman and me. I am not mad.

- Charlotte Bronte

Although a madman, Norton wrote letters to Abraham Lincoln and Queen Victoria which they took seriously.

- Kerry Thornley

Only the madman is absolutely sure.

- Robert Anton Wilson

I'm not a madman.

- Ray Nitschke

The only difference between me and a madman is that I'm not mad.

- Salvador Dali

Would Alexander, madman as he was, have been so much a madman, had it not been for Homer?

- Samuel Richardson

I always drive like a madman.

- Zlatan Ibrahimovic