Related:

• The mind ought sometimes to be amused, that it may the better return to thought, and to itself.
  -- Phaedru...
• Your species has the most amazing capacity for self-deception, matched only by its ingenuity in destroying itself.
  -- The 7th Doctor Who...
• Let us beware of saying that death is the opposite of life.
  The living being is only a species of the dead, and a very rare species. --Friedrich Nietzsche...
• Do you know that you're one of the few predator species that preys even on itself?
  -- Trelane, "The Squire of Gothos," stardate 2124.5....
• Data: "The human race has an enduring desire for knowledge.
  And for new opportunities to improve itself." Q...
• The early worm has a death wish.
• The fear of death is more to be dreaded than death itself. -- Publius Syrus (42 BC) -- Maxim 511
• Mankind has never reconciled itself to the ten commandments.
• No country in history has ever taxed itself into prosperity.