Has joy any survival value in the operations of evolution? I suspect that it does; I suspect that the morose and fearful are doomed to quick extinction. Where there is no joy there can be no courage; and without courage all other virtues are useless.
Edward AbbeyRelated topics
courage evolution extinction joy quick suspect value operationsRelated quotes
The economic and social theories used by those who take part in the social struggle ought to be judged not by their objective value but primarily for their effectiveness in arousing emotions. The scientific refutation of them which can be made is useless, however correct it may be objectively.
Vilfredo Pareto