One that desires to excel should endeavour in those things that are in themselves most excellent.
It is impossible for a man to learn what he thinks he already knows.
Keep silence for the most part, and speak only when you must, and then briefly.
First say to yourself what you would be; and then do what you have to do.
The world turns aside to let any man pass who knows where he is going.
It’s not what happens to you, but how you react to it that matters.
No man is free who is not master of himself.
Not every difficult and dangerous thing is suitable for training, but only that which is conducive to success in achieving the object of our effort.
We have two ears and one mouth so that we can listen twice as much as we speak.
Men are disturbed not by things, but by the view which they take of them.