Suggestibility varies as the amount of disaggregation, and inversely as the unification of consciousness.

The principle of recognition of evil under all its guises is at the basis of the true education of man.

The main source of psychopathic diseases is the fundamental instinct of fear with its manifestations, the feeling of anxiety, anguish, and worry.

The general tendency of evolution is from structure to function, from bondage to freedom of the individual elements.

Psychology must postulate uniformity of interrelation of physical, physiological, and psychic processes.

Mental synthesis of psychic content in the unity of a moment-consciousness is a fundamental principle of psychology.

Human institutions depend for their existence and stability on the impulse of self-preservation and its close associate, - the fear instinct.