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Learned Optimism: How to Change Your Mind and Your Life: Martin E. P. Seligman: 8601200475142: Amazo

Martin Seligman, a renowned psychologist and clinical researcher, has been studying optimists and pessimists for 25 years. Pessimists believe that bad events are their fault, will last a long time, and undermine everything. They feel helpless and may sink...

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