You don't get it, Clary. You don't understand what it's like to live always at war, to grow up with battle and sacrifice. I guess it's not your fault. It's just how you were brought up-

She supposed they were imperfections, those marks, but they didn't feel that way to her; they were a history, cut into his body: the map of a life of endless war.

Go forth and light the lights of war

I learned to play the instruments of war," he said, "and paint in blood.

The Scholomance was a piece of Shadowhunter history come to life. A cold castle of towers and corridors carved into the side of a mountain in the Carpathians, it had existed for centuries as a place where the most elite of Shadowhunters were trained to deal with the double menaces of demons and Downworlders. It had been closed when the first Accords were signed: a show of faith that Downworlders and Shadowhunters were no longer at war.

Choosing love or war: both are brave choices, in their own ways.