Multiple choice general knowledge sports

I'm Bill Gates. Which one is not my quote ?

  1. 640K ought to be enough for anybody.

  2. Success is a lousy teacher. It seduces smart people into thinking they can't lose.

  3. Your most unhappy customers are your greatest source of learning.

  4. Stay hungry stay foolish

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Stay hungry, stay foolish is Steve Jobs' famous Stanford commencement quote, NOT Bill Gates. The 640K quote (though often debated), the success lousy teacher quote, and unhappy customers quote are all documented Gates/Bill Gates or Microsoft sayings.