A man may be a pessimistic determinist before lunch and an optimistic believer in the will's freedom after it.

A man may be a pessimistic determinist before lunch and an optimistic believer in the will's freedom after it.

An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight. . read more

An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight. . . The truly wise person is colorblind.

Pessimism leads to weakness, optimism to power

Pessimism leads to weakness, optimism to power

For myself I am an optimist--it does not seem to be much use being anything else.

For myself I am an optimist--it does not seem to be much use being anything else.

How many pessimists end up by desiring the things they fear, in order to prove that they are right?

How many pessimists end up by desiring the things they fear, in order to prove that they are right?

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.

I guess I just prefer to see the dark side of things. The glass is always half- empty. And cracked. read more

I guess I just prefer to see the dark side of things. The glass is always half- empty. And cracked. And I just cut my lip on it. And chipped a tooth.

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 man who is a pessimist before 48 knows too much; if he is an optimist after it, he knows read more

The man who is a pessimist before 48 knows too much; if he is an optimist after it, he knows too little.