Rope

Twisted or braided rope is most interesting,

an ancient and useful tool.

With rope a life can be taken or saved.

With Rope a package is made.

With rope, a ship can cross the seal by harnessing the wind.

Cattle can be  herded and crowds entertained.

Mountains can be scaled.

But rope alone is not not enough. You must learn to turn a careless tangle

into a proper knot.