William Riker: Someone once said, "Don't try to be a great man. Just be a man, and let history make its own judgment."
Zefram Cochrane: That's rhetorical nonsense! Who said that?
William Riker: You did! Ten years from now.
Data: Believing oneself to be perfect is often the sign of a delusional mind.
Zefram Cochrane: I gotta take a leak.
La Forge: Leaks? I'm not detecting any leaks.
Zefram Cochrane: Doesn't anyone pee in the 24th Century?
Holographic doctor: According to Starfleet medical research, Borg implants can cause severe skin irritations. Perhaps you'd like an analgesic cream?
Picard: You want to destroy the ship and run away! You coward!
Worf: If you were any other man, I would kill you where you stand!
[Riker helps a drunk Deanna off the stool and over to a table.]
Deanna Troi: It's a primitive culture. I'm just trying to blend in.
William Riker: You're blended all right.
Worf: Assimilate this.
Answer: They couldn't be cured in the time setting they're currently in, but Troi is saying that it is not the case in the future when medical research is far more advanced and humanity works together. We don't know how these conditions are cured, but possibly through gene therapy.
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