When we read, we always appreciate and judge from the highest state of a book; we use the rope, always the weakest section of Satoshi to determine the quality of the rope. A nerd sitting on a cold bench may wish to treat people, politicians or Entrepreneurs should use the method of measuring the rope to avoid risks in the employment process. What does this passage mainly mean? ['Politicians, entrepreneurs and nerds are two types of people.', 'Reading and living are two different things.', 'Be generous with others.', 'Lack of social experience for nerds.']