A sane man often reasons from sound premises; an insane man commonly reasons as well, but the premises are unsound. ~Austin O'Malley
Great wits are sure to madness near allied; And thin partitions do their bonds divide. ~JohnDryden
Insanity: doing the same thing over and over again and expecting different results. ~Albert Einstein
The object of life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane. ~Marcus Aurelius
All are lunatics, but he who can analyze his delusions is called a philosopher. ~Ambrose Bierce
Insanity is relative. It depends on who has who locked in what cage. ~Ray Bradbury
A man who is "of sound mind" is one who keeps the inner madman under lock and key. ~Paul Valry
Madness need not be all breakdown. It may also be break-through. ~R.D. Laing
Temporary madness may be necessary in some cases, to cleanse and renovate the mind; just as a fit of illness is to carry off the humours of the body. ~Augustus William Hare And Julius Charles Hare
A man should not strive to eliminate his complexes, but to get into accord with them; they are legitimately what directs his conduct in the world. ~Sigmund Freud
Insanity is often the logic of an accurate mind overtasked. ~Oliver Wendell Holmes
When we remember that we are all mad, the mysteries disappear and life stands explained. ~Mark Twain
Madness is the result not of uncertainty but of certainty. ~Friedrich Nietzsche
Madness is to think of too many things in succession too fast, or of one thing too exclusively. ~Voltaire
The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane. ~Marcus Aurelius
No excellent soul is exempt from a mixture of madness. ~Aristotle
The great proof of madness is the disproportion of one's designs to one's means. ~Napoleon Bonaparte
Insanity destroys reason, but not wit. ~Nathaniel Emmons
The distance between insanity and genius is measured only by success. ~Bruce Feirstein
No man is sane who does not know how to be insane on proper occasions. ~Henry Ward Beecher
For me, insanity is super sanity. The normal is psychotic. Normal means lack of imagination, lack of creativity. ~Jean Dubuffet
For virtue's self may too much zeal be had; the worst of madmen is a saint run mad. ~Alexander Pope
Insanity in individuals is something rare -- but in groups, parties, nations, and epochs it is the rule. ~Friedrich Nietzsche
Let us consider that we are all partially insane. It will explain us to each other; it will unriddle many riddles; it will make clear and simple many things which are involved in haunting and harassing difficulties and obscurities now. ~Mark Twain
Truly great madness cannot be achieved without significant intelligence. ~Henrik Tikkanen
I think that maybe in every company today there is always at least one person who is going crazy slowly. ~Joseph Heller
A neurosis is a secret that you don't know you are keeping. ~Kenneth Tynan
Where does one go from a world of insanity? Somewhere on the other side of despair. ~T. S. Eliot
Better mad with the rest of the world than wise alone. ~Baltasar Gracin Y Morales
There is in every madman a misunderstood genius whose idea, shining in his head, frightened people, and for whom delirium was the only solution to the strangulation that life had prepared for him. ~Antonin Artaud