Comment Quote by Heinrich Heine

Distracting reactions about anything undermine a clear mind about anything else.

— David Allen

Among the innumerable mortifications which waylay human arrogance on every side may well be reckoned our ignorance of the most common objects and effects,…

— Samuel Johnson

The height of stupidity is most clearly demonstrated by the individual who ridicules something he knows nothing about.

— Albert Einstein

“What's a brain?”

— Chukie the Space Dog

No brain at all, some of them [people], only grey fluff that's blown into their heads by mistake, and they don't Think.

— Anonymous

“Attention: intelligence is illuminating, stupidity is blinding.”

— Fulvio Fiori

One can overlook stupidity, until it evolves into malice.

— Lizabeth Scott

Something rubs off from everything you read, observe, and tinker with.

— R. F. Delderfield

There is nothing so irritating as somebody with less intelligence and more sense than we have.

— Don Herold

A mind lively and at ease, can do with seeing nothing, and can see nothing that does not answer.

— Jane Austen

“Intellect is in itself an exaggeration, and destroys the harmony of any face. The moment one sits down to think, one becomes all nose,…

— Oscar Wilde

Never attribute to malice what can be adequately explained by stupidity.

— Anonymous