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• I think he's a few bytes short of a checksum.
• Few people think more than two or three times a yea
  I have made an international reputation for myself by thinking once or twice a week....
• I think thinking is so important.
• I think he's a few bars short of a finished symphony.
• I think he's a few bricks short of a whole wall.
• I think he's a few channels short of Basic Cable.
• I think he's a few croutons short of a garden salad.
• I think he's a few pipes short of a church organ.
• I think he's a few strings short of a violin section.