Justice has no independent existence; it results from mutual contracts, and establishes itself wherever there is a mutual engagement to guard against doing or sustaining mutual injury.
EpicurusOf all the means to insure happiness throughout the whole life, by far the most important is the acquisition of friends.
EpicurusThe wise man neither rejects life nor fears death... just as he does not necessarily choose the largest amount of food, but, rather, the pleasantest food, so he prefers not the longest time, but the most pleasant.
Epicurus