It reminds me of that old saw falsely attributed to W E Deming, "If you can't measure it, you can't manage it". I often see it come up on twitter, usually quote

It reminds me of that old saw falsely attributed to W E Deming, "If you can't measure it, you can't manage it". I often see it come up on twitter, usually quoted by people whose... managerial ambitions I would prefer thwarted for the greater good :P On the contrary Deming himself was very aware of this effect, and explicitly cautioned against running a company on just the numbers.