Self-control is the chief element in self-respect, and respect of self, in turn, is the chief element in courage.
ThucydidesFor we both alike know that into the discussion of human affairs the question of justice enters only where the pressure of necessity is equal, and that the powerful exact what they can, and the weak grant what they must.
ThucydidesMankind are tolerant of the praises of others as long as each hearer thinks that he can do as well or nearly as well himself, but, when the speaker rises above him, jealousy is aroused and he begins to be incredulous.
ThucydidesYou shouldn't feel sorry for the lifestyle you haven't tasted, but for the one you are about to lose
ThucydidesIf it had not been for the pernicious power of envy, men would not so have exalted vengeance above innocence and profit above justice... in these acts of revenge on others, men take it upon themselves to begin the process of repealing those general laws of humanity which are there to give a hope of salvation to all who are in distress.
Thucydides