The ecstatic insanity of romantic pursuit can be so enhanced by music that entire romantic conquests, victories and ruinous, crushing defeats can be tied to songs to such a degree that it's almost unbearable to listen to them again, as they bring back the memories so vividly.

Human beings have speculated about the relationship between inspiration and insanity for centuries.

Well, love is insanity. The ancient Greeks knew that. It is the taking over of a rational and lucid mind by delusion and self-destruction. You lose yourself, you have no power over yourself, you can't even think straight.

I look in the mirror every morning, okay. What is going on here? You know, I just say, 'Look, it's sheer insanity.'

Love: A temporary insanity curable by marriage.

Psychopaths know the technical difference between right and wrong - which is one of the reasons their insanity pleas in criminal cases so rarely succeed; they just fail to act on that knowledge.

If someone says 'grunge' or 'punk,' you know what the sound is, but if you say 'No Wave,' it's kind of mysterious. That was the most interesting part and should have been the most inspirational thing about it... here's this collective sonic insanity, and none of it sounds anything alike.

Professional comedians, surprisingly, have a lack of humor. They're insensitive to the insanity of our times.

You need a little bit of insanity to do great things.

Insanity runs in my family. It practically gallops.

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!

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

Doing the same thing over and over again and expecting different results when, in fact, the results never change, is one definition of insanity. That goes for economics, too.

I have a 15-year-old boy, and we are about to give him car keys, which seems like an act of insanity when you know what you know about 15-year-old boy behavior. But in 2018, we'll have self-driving cars, and it will be so much better. My son may be the last generation of kids who learns to drive.

It's said that the definition of insanity is doing the same thing over and over again and expecting a different result. In that case, the WWE 'creative' team must be as crazy as a rainbow trout in a car wash.

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

There's the Hollywood sign; there's Griffith Observatory; there's the great, amazing Los Angeles Basin. It's 465 square miles of insanity and the best food on the planet.

A non-writing writer is a monster courting insanity.

"Driven to insanity, driven to the edge

A wise man once said that the best definition of insanity was performing the same action over and over again, expecting different results.

It hurts to let go, to say goodbye for the final time and remain distant in your closure, it may even tear your heart out to the point of insanity; but somehow in it all you find the pieces of your worth and you start creating yourself again, and in that journey of transformation you find the essence of what truly matters, inner happiness. It's life, we all fall at some stage but it's up to you, to decide how long you want to stay there.

Insanity breeds insanity. And if there's one place where we really need birth control, this would be it.

...we are singing today of the WIPE-OUT GANG - the WIPE-OUT GANG buys, owns & operates the Insanity Factory - if you do not know where the Insanity Factory is located, you should hereby take two steps to the right, paint your teeth & go to sleep....

Brilliance is impossible without a touch of insanity.