True, nervous, very, very dreadfully nervous I had been and am, but why will say that I am mad?! The disease had sharpened my senses, not destroyed, not dulled them. Above all was the sense of hearing acute.

Madness breeds madness.

I am mad, and I embrace it.

Worse than madness. Sanity.

I know how to emulate crazy.

No idea with who has no idea

Every drunk his own madness.

The Mad Scene. Enter Ophelia!

Madness has no sense of humou

Genius - the pursuit of madness.

... insanity is never reasonable.

Whose Daddy's Little Girl Now?

Qui cache son fou, meurt sans voix

Madness is the acme of intelligence.

Sanity is a madness put to good uses.