Freedom is the only worthy goal in life. It is won by disregarding things that lie beyond our control. Stop aspiring to be anyone other than your own best self: for that does fall within your control.

If you do not wish to be prone to anger, do not feed the habit; give it nothing which may tend to its increase.

What is a good person? One who achieves tranquillity by having formed the habit of asking on every occasion, "what is the right thing to do now?"

Men are not troubled by things themselves, but by their thoughts about them

Do not strive for things occurring to occur as you wish, but wish the things occurring as they occur, and you will flow well.

If you want to improve, be content to be thought foolish and stupid with regard to external things. Don't wish to be thought to know anything; and even if you appear to be somebody important to others, distrust yourself. For, it is difficult to both keep your faculty of choice in a state conformable to nature, and at the same time acquire external things. But while you are careful about the one, you must of necessity neglect the other

To be getting an education means this: to be learning what is your own, and what is not your own.