Safety cut rope axe man In the first nuclear reactor, constructed by Enrico Fermi in 1942 under the bleachers of the University of Chicago football stadium, the control rods were held up by a manila rope. A man with an axe was told to cut the rope if the reactor got out of hand. This "safety cut rope axe man" is supposedly the origin of the term SCRAM for an emergency shutdown procedure. Brian Hayes, Infrastructure: A Guide to the Industrial Landscape wordsacronymsenergy
Cutting through to the truth The essential thing in the art of epistemic rationality is to understand how every rule is cutting through to the truth in the same movement. Your sword has no blade. It has only your intention. When that goes astray you have no weapon. Eliezer Yudkowsky, Rationality: From AI to Zombies Your intention to cut intent