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• The world is divided into two classes - invalids and nurses.
• Failures are divided into two classes--those who thought and never did, and those who did and never thought.
  -- John Charles Salak...
• Today the nations of the world may be divided into two classes - the nations in which the government fears the people, and the nations in which the people fear the government.
  -- Amos R. E. Pinoche...
• All mankind is divided into three classes: those that are immovable, those that are moveable, and those that move.
  -- Arabic proverb...
• In America there are two classes of travel: first class and with children.
  -- Benchley's travel distinctio...
• There may be said to be two classes of people in the world
  hose who constantly divide the people of the world into two classes and those who do not....
• Law of Class Scheduling: When you are occasionally able to schedule two classes in a row, they will be held in classrooms at opposite ends of the campus.
• Wisdom is divided into two parts: 1) having a great deal to say, and 2) not saying it.