[applause] ishaan: thank you all, and thank you, constanze, and brookings. it has been a wonderful lecture so far. it has been wonderful to read early drafts of the speech, and i think we have already been kicked off in a very interesting direction. i'm sure there are many of you here with your own questions and i will hopefully make time for you to get those questions in. let's kick things off and give just a little break. luna -- oona, i will start with you. after the passage of the u.s. security council resolution on gaza that actually passed, where the u.s. abstained, had white house officials described it as nonbinding. and this is presumably -- there is no greater body in the global legal order to determine these things than the security council. i'm curious your reaction to that. obviously, this is a way to get into some of the themes that matias was putting on the table. is it safe to say we are in a nonbinding rule-based order? oona: no, i don't think so. although it is true that nonbinding agreements have become quite a bit more common -- but i wou