I always like to look on the optimistic side of life, but I am realistic enough to know that life read more

I always like to look on the optimistic side of life, but I am realistic enough to know that life is a complex matter.

Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.

Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.

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.

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

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

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

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

The optimist proclaims that we live in the best of all possible worlds; and the pessimist fears this is true.

The optimist proclaims that we live in the best of all possible worlds; and the pessimist fears this is true.

The man who is a pessimist before forty-eight knows too much; if he is an optimist after it he knows read more

The man who is a pessimist before forty-eight knows too much; if he is an optimist after it he knows too little

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 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