Related:

• There are two kinds of people in the world, those who believe there are two kinds of people in the world and those who don't.
  -- Benchley's Law of Distinctio...
• There are only two kinds of people who fail: those who listen to nobody.
  .. and those who listen to everybody. -- Bershere's Formula for Failure...
• Bershere's Formula for Failure: There are only two kinds of people who fail
  hose who listen to nobody... and those who listen to everybody....
• There are two kinds of people in this world: those who can get any job they want, and white males.
  -- Chris Pirillo (chris@lockergnome.com)...
• There are 3 kinds of people: those who can count & those who can't.
• 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....
• In this world, my friend, there are two kinds of people
  hose with loaded guns and those who dig. You dig....
• I will finish what I start.
• There are two kinds of egotists: 1) Those who admit it 2) The rest of u