Related:

• Picard: "I have come on an urgent mission from the Federation.
  I am looking for Ambassador Spock." Spock: "Indeed!...
• Spock: "If the Romulans do have an ulterior motive, it is in the best interests of all concerned that we determine what it is.
  So, I will play the role that they would have me playing....
• Picard: "If you wish to undertake a mission with obvious repercussions for the Federation, then you should *discuss* it with the Federation.
  I am here as their representative. You'll have to discuss it with me....
• Spock: "It is possible that I have brought my argument with Sarek to you, Captain.
  If so, I apologize. Picard: "Is it so important that you win one last argument with him?...
• Spock: "May I assist you, Commander? I have had some experience in these matters.
  Data: "By all means, Ambassador." -- "Unification II", Stardate 45245.8...
• Picard: "Ambassador, with great respect for all that you have achieved on behalf of the Federation, this sort of.
  ..cowboy diplomacy, will not easily be tolerated anymore....
• Picard: "I have learned that it is useless to argue with you once your mind is set.
  Spock: "Not at all, Captain. I have found our arguments quite useful....
• Spock: "What are you doing on Romulus?" Picard: "That was to have been my question of you, sir.
  -- "Unification II", Stardate Unknow...
• Picard: "I also have the responsibility of being the bearer of unhappy news.
  Spock: "Sarek. Sarek is dead." -- "Unification II", Stardate Unknow...