Criticism and pessimism destroy families, undermine institutions of all kinds, defeat nearly everyone, and spread a shroud of gloom over entire nations.
Gordon B. Hinckley

I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.
Clint Eastwood

I don't think you lead by pessimism and cynicism. I think you lead by optimism and enthusiasm and energy.
Patricia Ireland

I found, when I left, that there were others who felt the same way. We'd meet, they'd come and seek me out, we'd talk about the future. And I found that their depression and pessimism was every bit as acute as mine.
Wole Soyinka

If pessimism is despair, optimism is cowardice and stupidity. Is there any need to choose between them?
Francis Parker Yockey

In securing the future of the planet, we secure happiness for ourselves. One of the aims of the Greens is to turn around the tide of pessimism amongst the young people of the world.
Bob Brown

My pessimism extends to the point of even suspecting the sincerity of other pessimists.
Jean Rostand

My pessimism goes to the point of suspecting the sincerity of the pessimists.
Edmond Rostand

One has to have the courage of one's pessimism.
Ian Mcewan

Optimism doesn't wait on facts. It deals with prospects. Pessimism is a waste of time.
Norman Cousins

Pessimism is a luxury that a Jew can never allow himself.
Golda Meir

Pessimism is as American as apple pie - frozen apple pie with a slice of processed cheese.
George Will

Pessimism is only the name that men of weak nerves give to wisdom.
Bernard De Voto

Pessimism leads to weakness, optimism to power.
William James

Pessimism never won any battle.
Dwight D. Eisenhower

Pessimism of the spirit; optimism of the will.
Antonio Gramsci

Pessimism only describes an attitude, and not facts, and hence is entirely subjective.
Francis Parker Yockey

Pessimism, when you get used to it, is just as agreeable as optimism.
Arnold Bennett

There's probably a little greater case for pessimism than optimism. But I do not rule out optimism.
Jim Leach

We all agree that pessimism is a mark of superior intellect.
John Kenneth Galbraith