Psychology is the science which studies human behavior in relation to their environment. According to the original he says, psychology comes from Ancient Greek: "ψυχή" (psyche meaning soul) and "-λογία" (-logia, which means knowledge) so that in etymology, psychology can be defined by the study of the soul. As part of science, psychology through a long journey. Even before Wundt declared his laboratory in 1879, which is seen as the birth of psychology as a science. view of humans can be traced far back in time of ancient Greece. It could be argued that the history of psychology in line with the intellectual developments in Europe, and get a pragmatic form in the Americas. Although there had always been thinking about the study of humans in the period along with the idea of science that studies nature, but because of the complexity and dynamism of human to understand, then created a new psychology as a science since the late 1800s both when Wilhelm Wundt foun...