El poder de las palabras positivas en la personalidad, según expertos

epa03759585 Spanish synchronized swimmer Ona Carbonell performs during her team's training session at Madrid's 86 aquatic centre in Madrid, central Spain, 25 June 2013. Carbonell, silver medalist in the women's duet competition at the 2012 Olympics in London, will lead the Spanish team and will be responsible for the individual exercise in the 2013 Swimming World Championships in Barcelona upcoming July, following the withdrawal of her former duet partner Andrea Fuentes. EPA/JUAN CARLOS HIDALGO

epa04495572 Yemeni farmers winnow wheat with the wind to separate grain from impurities at a village on the outskirts of Sana'a, Yemen, 19 November 2014. Newly issued-government statistics reported over five millions of Yemen's 24-million-population lack access to sufficient food due to escalating conflicts and sharp rises in food and fuel prices. EPA/YAHYA ARHAB