If anyone is unhappy, remember that his unhappiness is his own fault... Nothing else is the cause of anxiety or loss of tranquility except our own opinion.
EpictetusIf you seek Truth, you will not seek to gain a victory by every possible means; and when you have found Truth, you need not fear being defeated.
EpictetusIt is no easy thing for a principle to become a man's own unless each day he maintains it and works it out in his life.
Epictetus