Category: knots...

knots have existed from the time humans first used vines and cordlike fibers to bind stone heads to wood in primitive axes - and were used in making nets and traps
knots for sailors, campers and hikers, mountaineers, fishermen, and weavers
a perfect bowline knot, or four-in-hand knot, or weaver's knot
the patience to untie knots
shoelaces tied with a double slip knot
the governing principle for a knot that the strain which pulls against it draws its constituent parts more tightly together, and the resulting friction allows the knot to "hold"
The marriage twists, holds firm, a sailor's knot. (A. Sexton)
A man is a bundle of relations, a knot of roots, whose flower and fruitage is the world. (RW Emerson)