[ky3]

No, I actually mean what I wrote: Not everything that counts can be counted. Take the happiness produced by a piece of software. Can we put a number on it?

Contrast Lord Kelvin: “When you can measure what you are speaking about, and express it in numbers, you know something about it, when you cannot express it in numbers, your knowledge is of a meager and unsatisfactory kind; it may be the beginning of knowledge, but you have scarely, in your thoughts advanced to the stage of science.”

And also this doozy writ large in our lives: “If you can’t measure it, you can’t manage it.”