An optimist is the human personification of spring.

An optimist is the human personification of spring.

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.

An optimist will tell you the glass is half-full; the pessimist, half-empty; and the engineer will tell you the glass read more

An optimist will tell you the glass is half-full; the pessimist, half-empty; and the engineer will tell you the glass is twice the size it needs to be

... she knew in her heart that to be without optimism, that core of reasonless hope in the spirit rather read more

... she knew in her heart that to be without optimism, that core of reasonless hope in the spirit rather than the brain, was a fatal flaw, the seed of death.

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

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

Optimism is the opium of the people.

Optimism is the opium of the people.

The average pencil is seven inches long, with just a half-inch eraser - in case you thought optimism was dead.

The average pencil is seven inches long, with just a half-inch eraser - in case you thought optimism was dead.

The basis for optimism is sheer terror.

The basis for optimism is sheer terror.

If you realized how powerful your thoughts are, you would never think a negative thought.

If you realized how powerful your thoughts are, you would never think a negative thought.