The optimist thinks that this is the best of all possible worlds, and the pessimist knows it. — J Robert Oppenheimer Copy Share Image
Pessimists see a problem behind every opportunity. Optimists see an opportunity behind every problem. — Denis Waitley Copy Share Image
[A] pessimist gets nothing but pleasant surprises, an optimist nothing but unpleasant. — Rex Stout Copy Share Image
When hearing a door creak, the optimist thinks it's opening and the pessimist thinks it's closing. — Matthieu Ricard Copy Share Image
A pessimist says all women are loose. An optimist does not, but he has hopes. — Julian Tuwim Copy Share Image
The optimist lives on the peninsula of infinite possibilities; the pessimist is stranded on the island of perpetual indecision. — William Arthur Ward Copy Share Image
I am glad I am an optimist. The pessimist is half-licked before he starts. — Thomas Buckner Copy Share Image
“You may have noticed that when I do manage to care, I’m a pessimist.” — Martha Wells Copy Share Image
I am an optimist, unrepentant and militant. After all, in order not to be a fool an optimist must know how sad… — Peter Ustinov Copy Share Image
I will be the first to admit that I am a pessimist by nature. It is, after all, the wisest way to… — Tamar Myers Copy Share Image
I'm comfortably asocial - a hermit in the middle of a large city, a pessimist if I'm not careful, a feminist, a… — Octavia E. Butler Copy Share Image
“Our notion of an optimist is a man who, knowing that each year was worse than the preceding, thinks next year will… — Anonymous Copy Share Image
The good part about being a pessimist is, when something bad happens, you're never really devastated by it. And when something good… — John Rzeznik Copy Share Image
An optimist is merely an ex-pessimist with his pockets full of money, his digestion in good condition, and his wife in the… — Helen Rowland Copy Share Image
It is most important in creative science not to give up. If you are an optimist you will be willing to "try"… — Stanislaw Ulam Copy Share Image
A pessimist sees only the dark side of the clouds and mopes; a philosopher sees both sides and shrugs; an optimist doesn't… — Anonymous Copy Share Image
I'm a technological optimist in that I do believe that technology will provide solutions that will allow the world in 2050 to… — Martin Rees Copy Share Image
“tell them that both optimists and pessimists die in the end, but the optimist leads a hopeful and happy existence while the… — Shimon Peres Copy Share Image
What is an optimist? The man who says, "It's worse everywhere else. We're better off than the rest of the world. We've… — Anonymous Copy Share Image
But risks must be taken because the greatest hazard in life is to risk nothing. The person who risks nothing, does nothing,… — William Arthur Ward Copy Share Image
I am a profound pessimist both about life and about human relations and about politics and ecology. Humans are inadequate and stupid… — A. S. Byatt Copy Share Image
Evolution throws a wonderful light on all the struggles, eccentricities, tortuous developments of the human conscience in the past. It is the… — Joseph McCabe Copy Share Image
“Common wisdom provides us with the maxims: Beware the calm before the storm. Hope for the best, prepare for the worst. The… — Ryan Holiday Copy Share Image
But I am an optimist about Britain; and the difference between an optimist and a pessimist is not that the optimist believes… — Tony Blair Copy Share Image