Related:

• A list is only as strong as its weakest link. -- Don Knuth
• A daisy chain is no stronger than its weakest dink.
• You are only as strong as your weakest delusio
• A brain is as strong as it's weakest think. -- Tom's Law
• A cat's courage is as strong as the dog's chain.
• The ideal reasoner, would, when he had once been shown a single fact in all its bearing
  deduce from it not only the chain of events which led up to it but also the results which would follow from it....
• With the first link, a chain is forged. The first speech censured, the first thought forbidden, the first freedom denied, chains us all irrevocably.
  -- Picard, ST:TNG, quoting a fictional judge, The Drumhead...
• Men are strong only so long as they represent a strong idea.
  They become powerless when they oppose it. -- Sigmund Freud...