"The whole course of human history may depend on a change of heart in one solitary and even humble individual - for it is in the solitary mind and soul of the individual that the battle between good and evil is waged and ultimately won or lost"

In this quote, M. Scott Peck highlights the immense power of one individual to form the course of human history. He suggests that even a single, relatively irrelevant individual has the possible to bring about fantastic change through a change of mind. Peck highlights the value of the specific mind and soul, as it is within these internal fights that the struggle in between excellent and evil takes place. Ultimately, the outcome of this battle can figure out the fate of humankind. This quote functions as a suggestion that every individual has the capability to make a significant impact, and it is up to everyone to select whether that impact will be for the higher good or for the hinderance of society.