"My experience is that money and transactions purify relations; ideas and abstract matters like "recognition" and "credit" warp them, creating an atm… - Nassim Nicholas Taleb

So knowledge grows by subtraction much more than by addition—given that what we know today might turn out to be wrong but what we know to be wrong cannot turn out to be right, at least not easily.

To insult a barbarian, use his own language: Cum care carizas, rustice agis cum rustico, barbare loqueris barbaro ,crasse cum crasso.

One single observation can invalidate a general statement derived from millennia of confirmatory sightings of millions of white swans. All you need is one single (and, I am told, quite ugly) black bird.