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.

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.

When you have seven percent unemployed, you have ninety-three percent working.

When you have seven percent unemployed, you have ninety-three percent working.

So of cheerfulness, or a good temper, the more it is spent, the more of it remains.

So of cheerfulness, or a good temper, the more it is spent, the more of it remains.

An optimist is a man who has never had much experience.

An optimist is a man who has never had much experience.

Do not expect the world to look bright, if you habitually wear gray-brown glasses.

Do not expect the world to look bright, if you habitually wear gray-brown glasses.

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.

There is no sadder sight than a young pessimist, except an old optimist.

There is no sadder sight than a young pessimist, except an old optimist.

Teaching is the greatest act of optimism

Teaching is the greatest act of optimism