First learn the meaning of what you say, and then speak.

Forgiveness is better than revenge, for forgiveness is the sign of a gentle nature, but revenge is the sign of a savage nature. the forgiveness of our trespasses, according to the riches of his grace.

The essence of philosophy is that a man should so live that his happiness shall depend as little as possible on external things.

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.

Ask yourself: Does this appearance (of events) concern the things that are within my own control or those that are not? If it concerns anything outside your control, train yourself not to worry about it.

It is better to advise than upbraid, for the one corrects the erring; the other only convicts them.

If you think you control things that are in the control of others, you will lament. You will be disturbed and you will blame both gods and men.