" People tell me, “You’re such an optimist.” Am I an optimist? An optimist says the glass is half full. A pessimist says the glass is half empty. A survivalist is practical. He says, “Call it what you want, but just fill the glass.” I believe in filling the glass. —LOUIS SILVIE ZAMPERINI "

― Louis Zamperini , Don't Give Up, Don't Give In: Lessons from an Extraordinary Life