Eudaemonia - A state of complete well-being, as defined by the philosophy of Aristotle; good fortune; true happiness as arising from a rational satisfaction.
Eudaemonic - Of, pertaining to, or tending to produce happiness; concerned or done for the sake of happiness.
Eudaemonism - The doctrine that happiness or welfare, as defined by a reasonable man, is the chief good.
"Life has taught us that love does not consist in gazing at each other but in looking outward together in the same direction." Antoine de Saint-Exupery
