The Four Agreements: A Practical Guide to Personal Freedom

by Miguel Ruiz

In your whole life nobody has ever abused you more than you have abused yourself. And the limit of your self-abuse is exactly the limit that you will tolerate from someone else. If someone abuses you a little more than you abuse yourself, you will probably walk away from that person. But if someone abuses you a little less than you abuse yourself, you will probably stay in the relationship and tolerate it endlessly.

be impeccable with your word.

don’t take anything personally.

The only reason you suffer is because you choose to suffer.