Indeed, Molly. Being the best in the world at one thing taught me that it conveys no expertise in anything else. All knowledge must be earned. And frankly I doubt Kushner is the best at anything.

Interdisciplinary thinking can be very useful, of course, getting fresh perspectives and new angles can shake things up. But you should know the rules very well before you try to break them.

— Garry Kasparov (@Kasparov63) April 2, 2020