Remind yourself, “What upsets this person is their opinion of what has happened. Another in the same circumstance, taking a different perspective, wo… - Epictetus

Difficulty shows what men are. Therefore when a difficulty falls upon you, remember that God, like a trainer of wrestlers, has matched you with a rough young man. Why? So that you may become an Olympic conqueror; but it is not accomplished without sweat.

If you want to make progress, put up with being perceived as ignorant or naive in worldly matters, don't aspire to a reputation for sagacity. If you do impress others as somebody, don't altogether believe it. You have to realize, it isn't easy to keep your will in agreement with nature, as well as externals. Caring about the one inevitably means you are going to shortchange the other.

Whoever chafes at the conditions dealt by fate is unskilled in the art of life; whoever bears with them nobly and makes wise use of the results is a man who deserves to be considered good.