An Optimist is a fellow who grabs a fishing pole when he discovers his basement is flooded.
An Optimist is one who makes opportunities of his difficulties while a pessimist is one who makes difficulties of his opportunities.
An Optimist is a man who'd go into a restaurant flat broke, order oysters, and expect to pay the bill with the pearls he'll find inside.
An Optimist is one who stays up on new year's eve to see the new year in. A pessimist stays up to make sure the old year left.
The Optimist is merely an ex-pessimist with his pockets full of money, his digestion in good condition, and his wife in the country.
An Optimist is one who thinks the glass is half-full... the pessimist thinks it's half-empty... the realist knows that before long he'll have to wash the glass.