I pushed a boy out a tower window, crippled him for life for Cersei. I strangled my cousin with my own hands just to get back to Cersei. I would have murdered every man, woman and child in Riverrun for Cersei.
Now let's say I threatened to hit you unless you shut your mouth, but you kept talking. What do you think I'd do?
If you were to marry Cersei, she's murder you in your sleep.
My father always said I was a slow learner