Health (n.) is to have the capacity to work and to love.
Health (n.) would be the thing needing explanation if Adler were right that a sense of inferiority causes neurosis, for that feeling never goes away.
Health (n.) and neurosis differ only by day: the healthy person is virtually a neurotic whose only symptoms are dreams.
Health (n.) cannot be defined except in metapsychological terms, as a balance of forces between parts of the mind.
Health (n.) under frustration has only two outlets: turning tension into energy that wins real satisfaction, or sublimating it into other aims.
Health (n.) and sickness differ only by quantity, so the aim of treatment is practical: to give back the ability to work and to enjoy.