Oh wait no, the best one is Bill Gates refusing to cooperate during his antitrust deposition:

Boies: What non-Microsoft browsers were you concerned about in January of 1996?

Gates: I don’t know what you mean “concerned.”

Boies: What is it about the word “concerned” that you don’t understand?

Gates: I’m not sure what you mean by it.

Boies: Is—

Gates: Is there a document where I use that term?

Boies: Is the term “concerned” a term that you’re familiar with in the English language?

Gates: Yes.

Boies: Does it have a meaning that you’re familiar with?

Gates: Yes.