When there are two conflicting views of the story, the wise course is to believe the one in which the people appear at their worst.
Pessimist: one who sizes himself up and gets sore about it.
A pessimist is one who makes difficulties of his opportunities and an optimist is one who makes opportunities of his difficulties.
A positive pessimist is better than a negative optimist.
Every thought is a seed. If you plant crab apples, don’t count on harvesting Golden Delicious.
Pessimists have already begun to worry about what is going to replace automation.
A pessimist is an optimist with experience.
The optimist thinks this is the best of all possible worlds. The pessimist fears it is true.
There is no sadder sight than a young pessimist, except an old optimist.
He is looking only on the black side, but it is doubtful whether there is any bright side to look on.