Literature can be divided into two large families: the religious and the secular one. The first reveals the origin of stupidity, the second follows its evolution.

Examples of human stupidity. Blasphemy in Pakistan can now include spelling errors by children or throwing away a card bearing the name "Muhammad".

Never underestimate the enemy, above all if he is a stupid one and deserves to be killed.

What's the advantage to have hundreds of words to define stupidity, when the essence is always the same.

When I was young I used to practice a martial art that was a mixture of karate, kung fu, Jujitsu, Yawara Kubotan, Aikido, Okinawan kobudo, Newaza, etc.; now I am just a theoretical samurai or a bushido scholar if you prefer.

As far as humanity is concerned the origin of stupidity is itself.

Man is the only animal for whom his own stupid existence is a problem which he has to try in vain to solve.