An optimist is the human personification of spring.

An optimist is the human personification of spring.

An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight. . read more

An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight. . . The truly wise person is colorblind.

Optimism is essential to achievement and it is also the foundation of courage and true progress.

Optimism is essential to achievement and it is also the foundation of courage and true progress.

Be an optimist -- at least until they start moving animals in pairs to Cape Canaveral.

Be an optimist -- at least until they start moving animals in pairs to Cape Canaveral.

Few cases of eyestrain have been developed by looking on the bright side of things.

Few cases of eyestrain have been developed by looking on the bright side of things.

If you pretend to be good, the world takes you very seriously. If you pretend to be bad, it doesn't. read more

If you pretend to be good, the world takes you very seriously. If you pretend to be bad, it doesn't. Such is the astounding stupidity of optimism.

I believe that man will not merely endure; he will prevail.

I believe that man will not merely endure; he will prevail.

The pessimist complains about the wind; the optimist expects it to change; the realist adjusts the sails.

The pessimist complains about the wind; the optimist expects it to change; the realist adjusts the sails.

Optimism is the foundation of courage.

Optimism is the foundation of courage.