Experts from the University of California believe they have discovered some similarities between pessimists and optimists.
The study gave scientists the right to claim that optimism can protect people from adverse emotional reactions when they face any uncertainty.
The experts say that pessimistic tendencies can give people benefits, as stable readiness for the worst is a kind of protection from possible stress.
In addition, it was found that people, often experiencing anxiety, have a higher level of intelligence and analytical skills.
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