Related:

• I would feel more optimistic about a bright future for man if he spent less time proving that he can outwit Nature and more time tasting her sweetness and respecting her seniority.
  -- E.B. White...
• The pessimist complains about the wind; The optimist expects it to change
  The realist adjusts the sails. -- William Arthur Ward...
• I am so optimistic about beef prices that I've just leased a pot roast with an option to buy.
• You are optimistic and intelligent.
• Murphy was optimistic. O'TOOLE
• A cynic is what an idealist calls a realist.
• If a pessimist is always right, is he a realist?