Children are born optimists and we slowly educate them out…

“There are a good many people always buoyant in spirit and mirthful in appearance as if born optimists. There are also no fewer persons…

— Kaiten Nukariya

“History has a cruel way of disappointing optimists.”

— Keith Thompson

Optimists and pessimists die the exact same death, but they live very different lives!

— Shimon Peres

“And truthfully, when microbiologists talk amongst ourselves, off the record after a few glasses of wine, the optimists admit their optimism is more wishful…

— Sean Chercover

Pessimists are usually right and optimists are usually wrong but all the great changes have been accomplished by optimists.

— Thomas Friedman

“Optimists see the glass as half full. Pessimists see the glass as half empty. Experiential trainers see the whole glass and its context.”

— Bogdan Vaida

...the incontestable truth is that America has been built up by optimists, not by pessimists, but by men possessing courage, confidence in the nation's…

— B. C. Forbes

Pessimists fear becoming the dupes of Hope. Optimists enjoy Hope's company, and consider being duped no great matter.

— Mason Cooley

But black folks have never really been optimists. We've been prisoners of hope, and hope is qualitatively different from optimism in the way that…

— Cornel West

In this world, the optimists have it, not because they are always right, but because they are positive. Even when they are wrong they…

— David Landes

There would be a lot more optimists if it weren't for the rise-and-shine requierement.

— Robert Breault

The bottom line on attitude is that a good one helps to increase your possibilities. Pessimists usually get what they expect. So do optimists.

— John C. Maxwell

Both my wife and I are optimists and we look at the positives in life.

— Ben Fogle

“How little one is justified in speaking in this connection of "optimism" and "pessimism" and how much the characterization of liberalism as "optimistic" aims…

— Ludwig von Mises

Some people would say comedy draws from some dark places, from your dark stuff. Life's great optimists aren't necessarily the funniest people.

— Colin Firth