"The more individualized we become, the more we resemble each other."

"Perhaps one has to have placed life in the center of one's worldview and valued it as much as I have in order to know that one may not keep it, but must yield it up."

"The most important things are not to be found in the conscious, but in the unconscious."

"The problem of society is not how to abolish evil, but how to make it productive."

"The psychological basis of the metropolitan type of individuality consists in the intensification of nervous stimulation which results from the swift and uninterrupted change of outer and inner stimul…"