If we consistently act on the optimistic hypothesis, this hypothesis will tend to be realised; whilst by acting on the pessimistic hypothesis we can keep ourselves for ever in the pit of want. - John Maynard Keynes
History is not always pessimistic for if World War II Europe has taught us anything it is that the rebuilding of cities is possible and the mending of a nation’s spirit can be achieved. - Aysha Taryam
If Christianity is pessimistic as to man, it is optimistic as to human destiny. Well, I can say that, pessimistic as to human destiny, I am optimistic as to man. - Albert Camus
I was too pessimistic for an optimist to live with - Kurt Vonnegut
The spirit of the gospel is optimistic; it trusts in God and looks on the bright side of things. The opposite or pessimistic spirit drags men down and away from God, looks on the dark side, murmurs, complains, and is slow to yield obedience. - Orson F. Whitney
Pessimistic thoughts will only yield trees unwilling to bear edible fruit. Optimistic thinking will always feed those who are willing to sit at your table". - Michaelson Williams
A man may be a pessimistic determinist before lunch and an optimistic believer in the will's freedom after it. - Aldous Huxley
[A]ny ecstatic experience can be healing not just for you but for others. Therapy is good to help you think differently and break patterns of pessimistic thinking or negative self-talk. But we have to be joyful, dance, and bring pleasure into our lives deliberately. - Christiane Northrup
I am pessimistic about the human race because it is too ingenious for its own good. Our approach to nature is to beat it into submission. We would stand a better chance of survival if we accommodated ourselves to this planet and viewed it appreciatively, instead of skeptically and dictatorially. - E.B. White
I never saw a pessimistic general win a battle. - Dwight D. Eisenhower
I discovered very quickly that criticism is a form of optimism, and that when you are silent about the shortcomings of your society, you're very pessimistic about that society. And it's only when you speak truthfully about it that you show your faith in that society. - Carlos Fuentes
Perserverance: Outlasting the most rash, pessimistic, cowardly naysayers; those first in line to deny us the dreams never tried. Ourselves. - R.S. Guthrie
A protest against reality, either conscious or unconscious, active or passive, optimistic or pessimistic, always forms part of a really creative piece of work. - Trotsky
I'm not negative, pessimistic, angry, antisocial or schizophrenic. I'm a writer, and entitled to all that with pride. - Daniel Marques