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Il est certain que le plus sûr moyen de connaître le bonheur serait de contrôler nos pensées. La félicité ne dépend pas des conditions extérieures, e… - Dale Carnegie
" "Il est certain que le plus sûr moyen de connaître le bonheur serait de contrôler nos pensées. La félicité ne dépend pas des conditions extérieures, elle est régie par notre attitude mentale.
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About Dale Carnegie
Dale Harbison Carnegie [originally Carnagey until 1919] (November 24, 1888 – November 1, 1955) was an American writer, lecturer and the developer of famous courses in self-improvement, salesmanship, corporate training, public speaking and interpersonal skills. Born in poverty on a farm in Missouri, he was the author of How to Win Friends and Influence People, first published in 1936, a massive bestseller that remains popular today. He also wrote a biography of Abraham Lincoln, entitled Lincoln the Unknown, as well as several other books.
Biography information from Wikiquote
Also Known As
Birth Name:
Dale Arley Carnegey
Native Name:
Dale Arley Carnegie
Alternative Names:
Dale Breckenridge Carnegie
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Dale Harbison Carnagey
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Dale Harbison Carnegie
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Dale Carnagey
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