History is fond of her grandchildren, for it offers them the marrow of the bones, which the previous generation had hurt its hands in breaking.
Whatever field of human activity one may take, only those trends that are in harmony with the needs of society show rapid progress.
In work we act under the predominant motive of external, rational necessities; in pleasure, under the predominant motive of other, equally general necessities of human nature. Rest or recreation is the element in which the personality seeks to renew its strength from these stimuli that exhaust the reserve of human resources. It's an element introduced into life by the person himself.
