Insanity - a perfectly rational adjustment to an insane world.
R. D. Laing

Insanity in individuals is something rare - but in groups, parties, nations and epochs, it is the rule.
Friedrich Nietzsche

Insanity is hereditary; you get it from your children.
Sam Levenson

Insanity is knowing that what you're doing is completely idiotic, but still, somehow, you just can't stop it.
Elizabeth Wurtzel

Insanity is often the logic of an accurate mind overtasked.
Oliver Wendell Holmes

Insanity runs in my family. It practically gallops.
Cary Grant

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

It's insanity for a party that believes in freedom to allow some Republicans to seize an agenda that is totally alien to the agenda that was established in the election.
Malcolm Wallop

Look, we're all saddled with things that make us better or worse. This world is a crazy place, and I've chosen to make my work about that insanity.
Barbara Kruger

Love: A temporary insanity curable by marriage.
Ambrose Bierce

People in the business will stay with you through drugs and alcohol and divorces and insanity and everything else, but you have a failure, pal, and they don't want to know nothing about you!
Don Johnson

Religion is induced insanity.
Madalyn Murray O'Hair

Sickness, insanity and death were the angels that surrounded my cradle and they have followed me throughout my life.
Edvard Munch

Surrealism had a great effect on me because then I realised that the imagery in my mind wasn't insanity. Surrealism to me is reality.
John Lennon

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

The whole decathlon is ridiculous, but the 1,500 meters is insanity.
Rafer Johnson

Their coverage on the Fox News Channel has been atrocious. The stuff that comes out of Sean Hannity's mouth has been infuriating. The stuff that Bill O'Reilly says has been illogical. You go up and down the schedule and it's insanity over there. The number of lies, perpetuated, promoted by Fox News is just shameful and it hurts everybody.
David Shuster

There's a big difference between sanity and insanity.
Megan Gallagher

There's a fine line between genius and insanity. I have erased this line.
Oscar Levant

To stand up on a stage alone with an acoustic guitar requires bravery bordering on heroism. Bordering on insanity.
Richard Thompson