in themselves neither good or evil. We classify them and their manifestations according to their relation to the needs and demands of the human community. It is conceded that all the impulses which society rejects as evil, such as selfishness and cruelty, are of this primitive nature.
These primitive impulses go through a long process of development before they can become active in the adult. They become inhibited and diverted to other aims and fields, they unite with each other, change their objects and in part turn against one's own person. The formation of reactions against certain impulses give the deceptive appearance of a change of content, as if egotism had become altruism and cruelty had changed into sympathy. The formation of these reactions is favored by the fact that many impulses appear al-
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