The distance between insanity and genius is measured only by success.

The distance between insanity and genius is measured only by success.

The alleged power to charm down insanity, or ferocity in beasts,
is a power behind the eye.

The alleged power to charm down insanity, or ferocity in beasts,
is a power behind the eye.

Madam, I swear I use no art at all.
That he is mad, 'tis true: 'tis true 'tis pity,
read more

Madam, I swear I use no art at all.
That he is mad, 'tis true: 'tis true 'tis pity,
And pity 'tis 'tis true--a foolish figure.

It shall be so.
Madness in great ones must not unwatched go.

It shall be so.
Madness in great ones must not unwatched go.

It is a common calamity; at some one time we have all been mad.
[Lat., Id commune malum; semel read more

It is a common calamity; at some one time we have all been mad.
[Lat., Id commune malum; semel insanivimus omnes.]

There has never been any great genius without a spice of madness.
[Lat., Nullum magnum ingenium sine mixtura dementiae read more

There has never been any great genius without a spice of madness.
[Lat., Nullum magnum ingenium sine mixtura dementiae fuit.]

Insanity: doing the same thing over and over again and expecting different results.

Insanity: doing the same thing over and over again and expecting different results.

Insanity is often the logic of an accurate mind overtaxed.

Insanity is often the logic of an accurate mind overtaxed.

There is a thin line between genius and insanity. I have erased this line.

There is a thin line between genius and insanity. I have erased this line.