It is a tool with loaded symbolic
meaning; the knife signifies severence, death, sacrifice, division, or liberation.
In Buddhism, cutting with a knife represents deliverance, as in cutting the bonds
of ignorance. In Christianity, it represents martyrdom. A base, secret weapon.
Connotes revenge and sudden defense, often hidden, concealed. Psychology refers
to it as the instinctive forces of man. Often related to TEETH
in literature.