Hatred
Āghāta Sutta  (AN 10:80)

“There are these ten ways of subduing hatred. Which ten?

[1] “Thinking, ‘He has done me harm. But what should I expect?’ one subdues hatred.

[2] “Thinking, ‘He is doing me harm. But what should I expect?’ one subdues hatred.

[3] “Thinking, ‘He is going to do me harm. But what should I expect?’ one subdues hatred.

[4] “Thinking, ‘He has done harm to people who are dear & pleasing to me. But what should I expect?’ one subdues hatred.

[5] “Thinking, ‘He is doing harm to people who are dear & pleasing to me. But what should I expect?’ one subdues hatred.

[6] “Thinking, ‘He is going to do harm to people who are dear & pleasing to me. But what should I expect?’ one subdues hatred.

[7] “Thinking, ‘He has aided people who are not dear or pleasing to me. But what should I expect?’ one subdues hatred.

[8] “Thinking, ‘He is aiding people who are not dear or pleasing to me. But what should I expect?’ one subdues hatred.

[9] “Thinking, ‘He is going to aid people who are not dear or pleasing to me. But what should I expect?’ one subdues hatred.

[10] “One does not get worked up over impossibilities.

“These are ten ways of subduing hatred.”

See also: AN 4:200; AN 5:161—162; AN 7:60