Related:

• 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....
• Kirk: "Gentlemen, *beam* me aboard." -- "The Doomsday Machine", Stardate 3842.4.
• Vulcans never bluff. -- Spock, "The Doomsday Machine," stardate 4202.1.
• McCoy: "What am I, a doctor or a moon shuttle conductor?
  -- "The Corbomite Manuever", Stardate 1514.0....
• Back in the twentieth century, the H-bomb was the ultimate weapon, their doomsday machine.
  And we used something like it to destroy another doomsday machine....
• He gave his life in an attempt to save others. Not the worst way to go.
  -- Kirk, "The Doomsday Machine," stardate 4202.9...
• McCoy: "I'm a doctor, not a bricklayer." -- "The Devil In The Dark", Stardate 3196.1.
• McCoy: "I'm a doctor, not a coal miner." -- "The Empath", Stardate unknow
• McCoy: "I'm a doctor, not an engineer." -- "The Deadly Years", Stardate 3479.4.