Related:

• War is never imperative. -- McCoy, "Balance of Terror," stardate 1709.2
• First study the enemy. Seek weakness. -- Romulan Commander, "Balance of Terror," stardate 1709.2.
• Leave bigotry in your quarters; there's no room for it on the bridge.
  -- Kirk, "Balance of Terror," stardate 1709.2....
• Another war...must it always be so? How many comrades have we lost in this way?
  ... Obedience. Duty. Death, and more death... -- Romulan Commander, "Balance of Terror," stardate 1709....
• In this galaxy, there's a mathematical probability of three million Earth-type planets.
  And in all of the universe, three million, million galaxies like this....
• The only solution is...a balance of power. We arm our side with exactly that much more.
  A balance of power -- the trickiest, most difficult, dirtiest game of them all....
• The balance of power. -- Sir Robert Walpole (1676-1745) -- Speech, 1741
• There is an educative and purifying power in danger that is to be found in no other school.
  -- A. F. Mummery...
• Azetbur: "War is obsolete...as we are in danger of becoming." -- "STVI:TUC", Stardate 9523.8