Quotations on optimism

Optimist: a proponent of the doctrine that black is white.
-Ambrose Bierce
The optimist proclaims that we live in the best of all possible worlds; and the pessimist fears this is true.
-James Branch Cabell
An optimist is a man who has never had much experience.
-Don Marquis
For myself I am an optimist-it does not seem to be much use being anything else.
-Winston Churchill
In these times you have to be an optimist to open your eyes in the morning.
-Carl Sandburg
Do not expect the world to look bright, if you habitually wear gray-brown glasses.
-Charles Eliot
Keep your face to the sunshine and you cannot see the shadow.
-Helen Keller
There is no sadder sight than a young pessimist, except an old optimist.
-Mark Twain
The habit of looking on the bright side of every event is worth more than a thousand pounds a year.
-Samuel Johnson
The only limit to our realization of tomorrow will be our doubts of today.
-Franklin Delano Roosevelt
So of cheerfulness, or a good temper, the more it is spent, the more of it remains.
-Ralph Waldo Emerson
It is impossible for an optimist to be pleasantly surprised
What we see depends on mainly what we look for.