anchor

barbed wire

anchor, barbed wire, blade, cannon, chain, gate, habit, hinge, Iron, muscle, nail, neglect, pipe, promise, reflex, rivet, rust, screw, skill

is a necessity for boating --- a boat without one is nothin' but driftwood.

Engraved on French Cannon by Decree of Louis XIV

is an instrument employed in the rectification of national boundaries.

is an instrument used in the rectification of national boundaries.

Cannon: An instrument used in the rectification of national boundaries.

 grows weaker with each new link it adds.

A chain grows weaker with each new link it adds.

's weakest link is also the strongest. It can break the chain.

A chain is no stronger than its weakest link.