There is a game out there, which does not tell its rules. When we came into the world, we weren't given a book of rules. What we infer about the world are merely laws, not rules. Our knowledge is a combination of laws and memories. Knowledge is not based on solid grounds. Do not build your game on knowledge, make the rules clear. -- La certitude détruit la connaissance. La théorie de la complexité et l'évaluation de la complexité des algorithmes en temps (un calcul) se base sur une assomption principale : le corpus de connaissances du calculateur est vide.