Against Idleness and Mischief

How doth the little busy bee How skillfully she builds her cell!
Improve each shining hour, How neat she spreads the wax!
And gather honey all the day And labours hard to store it well From every opening flower! With the sweet food she makes.

In works of labour or of skill In books, or work, or healthful play, I would be busy too; Let my first years be passed, For Satan finds some mischief still That I may give for every day For idle hands to do. Some good account at last.
-- Isaac Watts, 1674-1748

"tool"

Definition: instrument used to shape, form, finish

Synonyms: apparatus, appliance, contraption, contrivance, device, engine, gadget, gizmo, implement, instrument, job, machine, means, mechanism, utensil, weapon, whatchamacallit

Credit: thesaurus.com

Tools represent Humanity's greatest achievement -- the desire and the ability to rise above the flesh, to enable each of us to create whatever we imagine. From the ealiest stick, digging out grubs from a fallen tree ... to the latest hand-held, head-held, or mentally-directed device, tools allow us to devise, revise, ruminate, communicate, work and play.

The following sampling are tools developed upon need for one purpose or another...