Here to point out that Lincoln said "six hours to cut down a tree... four hours sharpening", and I think that ratio is better. He wasn't the first to observe t

Here to point out that Lincoln said "six hours to cut down a tree... four hours sharpening", and I think that ratio is better. He wasn't the first to observe the general principle, it's at least as old as the Bible[0]. [0]: https://biblehub.com/ecclesiastes/10-10.htm https://biblehub.com/ecclesiastes/10-10.htm