En inglés: «It is the individual who is not interested in his fellow men who has the greatest difficulties in life and provides the greatest injury to others. It is from among such individuals that all human failures spring».
Fuente: Carnegie, Dale. How To Win Friends And Influence People. Editor Arthur R. Pell. Edición reeditada, revisada. Editorial Simon and Schuster, 1982. ISBN 9780671723651, p. 55. https://books.google.es/books?id=0KYWs7EdKYMC&pg=PA55&dq=It+is+the+individual+who+is+not+interested+in+his+fellow++spring&hl=es&sa=X&ved=0ahUKEwiNp92Y4bvgAhVI1uAKHQKvCZkQ6AEIKDAA#v=onepage&q=It%20is%20the%20individual%20who%20is%20not%20interested%20in%20his%20fellow%20men%20who%20has%20the%20greatest%20difficulties%20in%20life%20and%20provides%20the%20greatest%20injury%20to%20others.%20It%20is%20from%20among%20such%20individuals%20that%20all%20human%20failures%20spring&f=false En Google Books.
Alfred Adler: Frases de vida
Explorar las citas interesantes en vida..“El principal peligro en la vida es que puedas tomar demasiadas precauciones.”
En inglés: «The chief danger in life is that you may take too many precautions».
Fuente: Gehart, Diane R. Theory and Treatment Planning in Counseling and Psychotherapy. 2ª Edición. Editorial Cengage Learning, 2015. ISBN 9781305533875, p. 95. https://books.google.es/books?id=xqCKBAAAQBAJ&pg=PA95&dq=The+chief+danger+in+life+is+that+you+may+take+too+many+precautions.+Alfred+Adler&hl=es&sa=X&ved=0ahUKEwjw7qyy37vgAhUEuRoKHbTWA0UQ6AEIMjAB#v=onepage&q=The%20chief%20danger%20in%20life%20is%20that%20you%20may%20take%20too%20many%20precautions.%20Alfred%20Adler&f=false En Google Books.
En inglés: «Trust only movement. Life happens at the level of events, not of words. Trust movement».
Fuente: Dallas, Jr., John R. We Need to Have a Word: Words of Wisdom, Courage and Patience for Work, Home and Everywhere. Editorial Lulu.com, 2014. ISBN 9781105305207, p. 388. https://books.google.es/books?id=8JCiAwAAQBAJ&pg=PA388&dq=Trust+only+movement.+Life+happens+at+the+level+of+events,+not+of+words.+Trust+movement.+Alfred+Adler&hl=es&sa=X&ved=0ahUKEwi2pNeE3rvgAhUiyoUKHXqGCMEQ6AEIKzAA#v=onepage&q=Trust%20only%20movement.%20Life%20happens%20at%20the%20level%20of%20events%2C%20not%20of%20words.%20Trust%20movement.%20Alfred%20Adler&f=false En Google Books.