Related:

• Picard: "Perrin, would you allow me to see Sarek?" Perri
  If it were anyone else, I would never permit it. But you are a part of him, and he of you....
• Picard: "Do you have any idea why he may have disappeared like this?
  Perrin: "Captain, as far as I'm concerned, he disappeared a *long* time ago....
• Picard: "Sarek! I've come a long way to see you." Sarek
  I will not answer!" Picard: "I must talk to you about your son....
• Perrin: "Sarek, you will listen!" Sarek: "Go from me!
  Perrin: "Picard is here." Sarek: "No more chaos! No more!...
• Picard: "But you believe that he might have gone there to see Pardek.
  Sarek: "The Romulan senator? How do you know Pardek?...
• Spock: "Ironically, you may know Sarek better than his own son does.
  My father and I...never chose to meld." -- "Unification II", Stardate 45245.8...
• Picard: "Perrin, do you know why I've come to Vulcan?
  I must talk to you about Spock." Perrin: "He didn't even say, 'Good-bye' to his father before he left!...
• Perrin: "He is like this...most of the time. His emotions have taken over.
  -- "Unification I", Stardate 45235.4...
• It is not a man's duty, as a matter of course, to devote himself to the eradication of any, even the most enormous wrong
  he may still properly have other concerns to engage him...