A championship contender in the early twentieth century needed charisma and a knack for cultivating sponsorship, and Rubinstein was the epitome of the shy and unsocial chess player. Now matter how great his chess skills, he lacked the people skills to be a self-promoter and fund-raiser.

If you're already in a fight, you want the first blow to be the last and you had better be the one to throw it.

Nervous energy is the ammunition we take into any mental battle. If you don't have enough of it, your concentration will fade. If you have a surplus, the results will explode.

Rhetoric matters, but at the end of the day policy matters more.

The loss of my childhood was the price for becoming the youngest world champion in history. When you have to fight every day from a young age, your soul can be contaminated. I lost my childhood. I never really had it. Today I have to be careful not to become cruel, because I became a soldier too early.

We are living in a new ice age, and we need to apply the recipes of the Cold War to the Kremlin. That means isolation instead of offers of negotiation. And Ukraine should have been supplied with weapons long ago.

Intelligent machines will continue that mechanization process, taking over the more menial aspects of cognition and elevating our mental lives towards creativity, curiosity, beauty, and joy. These are what truly makes us human.