Related:

• A nasty looking dwarf throws a knife at you.
• On a table is a nasty-looking knife.
• ...for DEATH awaits you all, with nasty sharp pointy teeth!" -- Monty Python and the Holy Grail
• Decision is a sharp knife that cuts clean and straigh
  indecision is a dull one that hacks and tears and leaves ragged edges behind it. -- Gordon Graham...
• [Warning on knife]: Caution. Blade is sharp. Keep out of children.
• One does not dip water with a knife.
• Sharp swords are one thing; sharp words are quite anothe
• You have to be sharp to be on the cutting edge.