Related:

• The persistent single-minded fixation on one idea.
• Monsters come in many forms. And do you know the greatest monster of them all?
  Guilt. -- McCoy, "Obsession," stardate 3620.7....
• hesitation ... is an hereditary trait of your species, and suddenly faced by the unknown, or imminent danger, a human will invariably experience a split second of indecision.
  He hesitates. -- Spock, "Obsession," stardate 3620.7....
• Usenet: it's not an obsession--it's just something I have to do ALL the time.
• Less than one ounce of anti-matter here is more powerful than ten thousand cobalt bombs.
  Let's hope it's as powerful as man will ever get. -- Ensign Garrovick and Kirk, "Obsession," stardate 3620....
• Intuition, however illogical, is recognized as a command prerogative.
  -- Kirk, "Obsession," stardate 3620.7....
• To program anything that is programmable is obsession.
• Picard: "But I wonder if this movement is strong enough to reshape the entire Romulan political landscape.
  Spock: "One can begin to reshape the landscape with a single flower, Captain....