Aside from the most important tools of all the thought processes of the human brain; complimented by human hands , tool might be defined as any tangible matter or intangible phenomenon in any form that is purposely used to assist the user in performing any manner of work.

The correct tools properly utilized typically will greatly assist the user in producing more and better goods and services.

I heard, or perhaps read a fable somewhere about a rather maverick cave man who everyone in his cave group thought was crazy. Each person in the clan who was able to make the trip had to walk for several miles each day journeying to and from a fresh water spring at a somewhat higher altitude than where the cave was located. Weight of the water in the simple containers available at the time made the half-day round trip exhausting and they had daylight for very little else in which to eke out an existence.

But this maverick had an idea. For months; maybe years (deemed crazy or not) he hacked away at bamboo or some such material making a gradually descending trough around the mountain to a point very near the cave. When all but a few pieces of his creation were in place he announced to the rest of the commune that the water he had arranged to provide could save them a half day each from their laborious daily trip if they would work daily at his bidding (for perhaps the...