Never depend on the admiration of others for self-satisfaction. It is a fact of life that other people, even people who love you, will not necessarily agree with your ideas, understand you always, or share your enthusiasms.
EpictetusNo one who is in a state of fear or sorrow or tension is free, but whosoever is delivered from sorrows or fears or anxieties is at the same time delivered from servitude.
EpictetusYou know yourself what you are worth in your own eyes; and at what price you will sell yourself. For men sell themselves at various prices. This is why, when Florus was deliberating whether he should appear at Nero's shows, taking part in the performance himself, Agrippinus replied, 'Appear by all means.' And when Florus inquired, 'But why do not you appear?' he answered, 'Because I do not even consider the question.'
Epictetus