T. S. Eliot, a great admirer of the work, commented: “How much the work of logicians has done to make of English a language in which it is possible to think clearly and exactly on any subject. The Principia Mathematica are perhaps a greater contribution to our language than they are to mathematics.”

— Chris Bernhardt, Turing’s Vision

…there is no way that Newton’s law—or any other law of physics—can be proved in the mathematical sense of the word.

— Eli Maor, E

What is defeat? Nothing but education; nothing but the first steps to something better. —WENDELL PHILLIPS…

— Ryan Holiday, The Obstacle Is the Way

Two people who believe in two different causal diagrams can analyze the same data and may never come to the same conclusion, regardless of how “big” the data are.

— Judea Pearl and Dana Mackenzie, The Book of Why

A robust system model is one that makes the weakest assumptions: any algorithm written for such a system is very tolerant of different environments, since it makes very few and very weak assumptions.

— Mikito Takada, Distributed Systems for Fun and Profit