Related:

• Earthmen fear to bargain honestly. -- Kras the Klingon, "Friday's Child," stardate 3497.2.
• The sight of death frightens them [Earthers]. -- Kras the Klingon, "Friday's Child," stardate 3497.
  2....
• The highest of all our laws states your world is yours and will always remain yours.
  -- Kirk, "Friday's Child," stardate 3497.2....
• Kirk: "We both guessed right. Negotiations with the Klingon Empire on the verge of breaking down.
  Starfleet Command anticipates a surprise attack. We are to proceed to Organia, and take whatever steps are necessary to prevent the Klingons from using it as a base....
• Picard: "The only benefit to the Klingon Empire...would be our gratitude.
  B'Ijik: "That is what you want me to tell him?!" Picard...
• Kirk: "Captain's Log, Stardate 3201.7. Mister Spock and I are trapped on the planet Organia, which is in the process of being occupied by the forces of the Klingon empire.
  The Organians have provided us with native clothing in the hopes that we may be taken for Organians....
• I'm a doctor, not a mechanic." -- "The Doomsday Machine", when asked if he had heard of the idea of a doomsday machine.
  "I'm a doctor, not an escalator." -- "Friday's Child", when asked to help the very pregnant Ellen up a steep incline....
• McCoy: "I'm a doctor, not an escalator." -- "Friday's Child", Stardate 3497.2.
• To live is always desirable. -- Eleen the Capellan, "Friday's Child," stardate 3498.9.