Alec Lightwood: You and me… We always seem to find our way back to each other. Magnus, I love you.

Magnus Bane: I love you, too. But as a leader, there are difficult decisions I have to make to ensure the survival of my people. And the only thing holding me back from doing that… is you.

Alec Lightwood: No. No.

Magnus Bane: I can’t have both.

Alec Lightwood: Yes, you can. We can. Wait, Magnus… wait. We can figure this out.

Magnus Bane: You once asked me what I was afraid of. It’s this.

From Shadowhunters – Season 2 Episode 18: ‘Awake, Arise, or Be Forever Fallen’ (2×18)