Insanity is doing the same thing, over and over again, but expecting different results.
insanity life misattributed-albert-einstein Humor
There's a fine line between genius and insanity. I have erased this line.
Erased Fine Fine Line Genius I
I don't suffer from my insanity -- I enjoy every minute of it.
Love, n. A temporary insanity curable by marriage.
love marriage Love
In individuals, insanity is rare; but in groups, parties, nations and epochs, it is the rule.
Groups Individuals Insanity Nations Parties
Insanity is catching.