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• No, but I know a little about women. -- James Bond
• I hardly know so true a mark of a little mind as the servile imitation of another. -- Greville
• The little I know, I owe to my ignorance -- Sacha Guitry
• I know and I know you know I know.
• This tagline is so old, I don't know why I stole it.
• A little kid went up to Santa and asked him, "Santa, you know when I'm bad right?
  And Santa says, "Yes, I do." The little kid then asks, "And you know when I'm sleeping?...
• I know the road, I know where it goes; that's why I'm going so slow...
• I know, I know... I'm dreaming.
• A horrible little boy came up to me and said, `You know in your book The Martian Chronicles?
  ' I said, `Yes?' He said, `You know where you talk about Deimos rising in the East?...