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.

I became an optimist when I discovered that I wasn't going to win any more games by being anything else.

I became an optimist when I discovered that I wasn't going to win any more games by being anything else.

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

What seems to us as bitter trials are often blessings in disguise

What seems to us as bitter trials are often blessings in disguise

The only limit to our realization of tomorrow will be our doubts of today.

The only limit to our realization of tomorrow will be our doubts of today.

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.

I'm a pessimist because of intelligence, but an optimist because of will

I'm a pessimist because of intelligence, but an optimist because of will

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

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

Smile when it hurts most.

Smile when it hurts most.