I do not know yet . . . maybe I never will.
O’Brien: “Computer, you and I need to have a little talk”
My prediction:
From “Data’s Day”
Written by Harold Apter and Ronald D. Moore
Directed by Robert Wiemer
Season 4, Episode 11
Production episode 40274-185
Original air date: January 7, 1991
Stardate: 44390.1
BASHIR: It’s working. I’m having a vision… about the future… I can see it so clearly…
O’BRIEN: What is it?
BASHIR: (smiles) I’m going to kill Worf. That’s what I’m going to do. I’m going to kill Worf. It’s all so clear to me now. Kill Worf… kill Worf…
O’BRIEN: (sounds good) Kill Worf… Kill Worf…
BASHIR & O’BRIEN: Kill Worf… Kill Worf… Kill Worf…
Dr. Bashir: This could be a pre-destination paradox…
Dr. Bashir: I could be destined to fall in love with that woman and become my own great-grandfather.
O’Brien: You’re being ridiculous.
Dr. Bashir: Ridiculous? If I don’t meet with her tomorrow I may never be born!… You saw the way she looked at me. You can’t just dismiss this.
O’Brien: I can try.
Dr. Bashir: All right - fine! But I can’t wait to get back to Deep Space Nine and see your face when you find out that I never existed!
And that’s why Miles has herpes. All perfectly legitimate.