If I could upvote your comment twice, I would. Measurement has become the be all and end all, and it's useful of course. But it's easy to make the mistake that

If I could upvote your comment twice, I would. Measurement has become the be all and end all, and it's useful of course. But it's easy to make the mistake that you've captured the whole of something on your graph, or spreadsheet, and usually that is far from the case. The spirit of a thing is not easily captured.