The Stoicism at Liceo Scientifico Banzi Lecce by Isacco Gebru

Stoicism is a school of Hellenistic philosophy founded in Athens by Zeno of Citium. The Stoics tought that destructive emotions resulted from errors in judgement, and that a sage, or person of "moral and intellectual perfection", would not suffer such emotions. 
Stoicism elaborated an ethic of duty in which man must live in armony with himself and with the rational order that rules the world around him. They called it "oikeiosis", and said that virtue consist in duty, respetting what you are and acting in accordance with reason. The most famous Stoic's sentece is: become what you are".
Basing on this ethic, freedom consists in accepting the necessity, and for which the sage is free from passions and respects what needs to be done with serenity and equanimity, according to the idea of apathy. 
The Stoics elaborated a political conception marked to cosmopolitanism, according to which the cosmos is a huge society, governed by divine reason that unites all men.
Therefore, men have to fell kidness for everyone, refusing discrimination and they must obey the law of nature, which is the same for all, superior to all other and appliable worldwide.
So Stoicism is composed of four cardinal virtues: wisdom, courage, justice, temperance.
With these every man can escapes from pain and the can live without strong emotions. This is all about Stoicism, thank you for the attention