It has been ordained that there be summer and winter, abundance and dearth, virtue and vice, and all such opposites for the harmony of the whole, and (Zeus) has given each of us a body, property, and companions.
EpictetusThe soul that companies with virtue is like an ever-flowing source. It is a pure, clear, and wholesome draught, sweet, rich and generous of its store, that injures not, neither destroys.
Epictetus