Do nothing in a depressed mood, nor as one afflicted, nor as thinking that you are in misery, for no one compels you to that.

Against specious appearances we must set clear convictions, bright and ready for use. When death appears as an evil, we ought immediately to remember that evils are things to be avoided, but death is inevitable.

You ought to choose both physician and friend, not the most agreeable, but the most useful.

Getting distracted by trifles is the easiest thing in the world… Focus on your main duty

If anyone tells you that a certain person speaks ill of you, do not make excuses about what is said of you but answer, "He was ignorant of my other faults, else he would not have mentioned these alone.

It doesn't take much to lose everything, just a little departure from reason

First say to yourself what you would be; and then do what you have to do.