A successful individual typically sets his next goal somewhat, but not too much, above his last achievement.
Kurt LewinEvery psychological event depends upon the state of the person and at the same time on the environment, although their relative importance is different in different cases
Kurt LewinFortunately I experienced Max Wertheimer's teaching in Berlin and collaborated for over a decade with Wolfgang Kรถhler. I need not emphasize my debts to these outstanding personalities. The fundamental ideas of Gestalt theory are the foundation of all our investigations in the field of the will, of affection, and of the personality.
Kurt LewinThe history of acceptance of new theories frequently shows the following steps: At first the new idea is treated as pure nonsense, not worth looking at. Then comes a time when a multitude of contradictory objections are raised, such as: the new theory is too fancy, or merely a new terminology; it is not fruitful, or simply wrong. Finally a state is reached when everyone seems to claim that he had always followed this theory. This usually marks the last state before general acceptance.
Kurt LewinThe American culture ideal of the "self-made-man," of everyone "standing on his own feet" seemed as tragic a picture as the initiative-destroying dependence on a benevolent despot. He felt and perceived clearly that we all need continuous help from each other, and that this type of interdependence is the greatest challenge to maturity of individual and group functioning.
Kurt Lewin