A pessimist is a person who has to listen to too many optimists. - Don Marquis
Optimists move through life with a happy exterior. What happens on the inside shows up on the outside. - Marilyn Suttle
Optimists are more qualified storytellers. - Tomorrowland
We are optimists by instinct, pessimists by thought. - Marty Rubin
It is not usually our ideas that make us optimists or pessimists, but it is our optimism or pessimism that makes our ideas. - Miguel de Unamuno
Pessimists are usually right and optimists are usually wrong but all the great changes have been accomplished by optimists. - Thomas L. Friedman
Optimists enrich the present, enhance the future,challenge the improbable and attain the impossible - William Arthur Ward
The Present day optimists invent a lieand the pessimists hide the truth - irrfan ishaq
Traditionalists are pessimists about the future and optimists about the past. - Lewis Mumford
Optimists think badly, but live well. - Marty Rubin
Pessimistic" is a word for "realistic" that optimists use to make themselves feel better (about their unrealisticness). - Claire
Optimists anticipate problems, welcome them, and challenge them. Thus, eventually they defeat their problems. - RVM