Related:

• We humans have a streak of barbarism in us -- appalling, but there nevertheless.
  -- Kirk, "Space Seed," stardate 3141.9....
• I suppose most of us overlook that fact that even Vulcans aren't indestructible.
  -- Kirk, "Amok Time," stardate 3372.7....
• Insufficient facts always invite danger. -- Spock, "Space Seed," stardate 3141.9.
• Superior ability breeds superior ambition. -- Spock, "Space Seed," stardate 3141.9.
• We prefer to help ourselves. We make mistakes, but we're human -- and maybe that's the word that best explains us.
  -- Kirk, "I, Mudd," stardate 4513.3....
• Suffocating together ... would create heroic camaraderie.
  -- Khan Noonian Singh, "Space Seed," stardate 3142.8....
• Chang: "I can see you, Kirk." Kirk: "Chang!" Chang
  Can you see me?" -- "STVI:TUC", Stardate 9523.8...
• Kirk: "This is the Starship Enterprise, Captain James T.
  Kirk commanding." Gorkon: "This is Kronos One. I am Chancellor Gorkon....
• Kirk: "Midshipman, you're a tiger." Scott: "My sister's youngest admiral.
  Crazy to get to space." Kirk: "Every young man's fancy....