Related:

• Lal: "Wy are they leaving?" Guinan: "Lal, there are some things your father's just going to have to explain to you when he thinks you're ready.
  -- "The Offspring", Stardate unknow...
• LaForge: "Data, why are you laughing?" Data: "I do not know.
  But it was a wonderful...feeling." -- "Deja Q", Stardate 43539.1...
• Why is the sky black? -- Lal to Data, "The Offspring", stardate 43657.0
• I'm not laughing at you, I'm laughing with you!
• I'm not laughing with you, I'm laughing at you.
• We must strive to be more than we are... the effort yields its own rewards.
  You are wise, Father. It is the difference between knowledge and experience....
• SMILEY :-D laughing (at you!)
• Father says I would learn a great deal from someone as old as you.
  -- Lal to Guinan, "The Offspring", stardate 43657.0...
• Judging from their laughter, the children at school found my remarks humorous.
  So without understanding humor, I have somehow mastered it....