“Whining is a virus, a lethal, infectious, epidemic disease.”
“A person who seems to have all of the answers, usually isn't listening.”
Source : Jeffrey Gitomer (2014). “The Sales Bible, New Edition: The Ultimate Sales Resource”, p.232, John Wiley & Sons
Abraham Maslow
Psychologist
Albert Bandura
Psychologist
Carl Rogers
Psychologist
Edward Thorndike
Psychologist
Ivan Pavlov
Physiologist
Jean Piaget
Psychologist
John B. Watson
Psychologist
Lev S. Vygotsky
Psychologist
Sigmund Freud
Neurologist