Most of the shadows of this life are caused by standing in one's own sunshine.
Be just as enthusiastic about the success of others as you are about your own.
All things are possible until they are proved impossible - and even the impossible may only be so, as of now.
Keep your values positive, because your values become your destiny.
I have a real sense of optimism that we are revolutionizing the way we do politics in this country.
It takes courage to believe the best is yet to come!
I always like to look on the optimistic side of life.
If you can imagine it, you can achieve it. If you can dream it, you can become it.
The optimist thinks this is the best of all possible worlds. The pessimist fears it is true.
Man often becomes what he believes himself to be. If I keep on saying to myself that I cannot do a certain thing, it is possible that I may end by really becoming incapable of doing it. On the contrary, if I have the belief that I can do it, I shall surely acquire the capacity to do it even if I may not have it at the beginning.
Don't ever become a pessimist... a pessimist is correct oftener than an optimist, but an optimist has more fun, and neither can stop the march of events.
An optimist may see a light where there is none, but why must the pessimist always run to blow it out?
Pessimism never won any battle.
The place where optimism most flourishes is the lunatic asylum.
I find nothing more depressing than optimism.
I'm a pessimist because of intelligence, but an optimist because of will.
Hope is definitely not the same thing as optimism. It is not the conviction that something will turn out well, but the certainty that something makes sense, regardless of how it turns out.
Positive anything is better than negative nothing.
Optimism is a kind of heart stimulant - the digitalis of failure.
For me optimism is two lovers walking into the sunset arm in arm. Or maybe into the sunrise - whatever appeals to you.
The man who is a pessimist before 48 knows too much; if he is an optimist after it, he knows too little.
The point of living, and of being an optimist, is to be foolish enough to believe the best is yet to come.
Optimism is the madness of insisting that all is well when we are miserable.
We are all in the gutter, but some of us are looking at the stars.
The basis of optimism is sheer terror.
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