I am not a pessimist; to perceive evil where it exists is, in my opinion, a form of optimism.

I am not a pessimist; to perceive evil where it exists is, in my opinion, a form of optimism.

Optimism. The doctrine or belief that everything is beautiful, including what is ugly.

Optimism. The doctrine or belief that everything is beautiful, including what is ugly.

Optimism is the opium of the people.

Optimism is the opium of the people.

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 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.

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

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

An optimist is the human personification of spring.

An optimist is the human personification of spring.

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.