The person who had to empty the bin on that train to Oxford.

To Gorka Márquez, who was my Strictly partner, for not winning the glitterball in 2022.

My younger self for being hard on myself.

I've mentioned that we strongly prefer to use cash rather than Berkshire stock in acquisitions. A study of the record will tell you why: If you aggregate all of our stock-only mergers (excluding those we did with two affiliated companies, Diversified Retailing and Blue Chip Stamps), you will find that our shareholders are slightly worse off than they would have been had I not done the transactions. Though it hurts me to say it, when I've issued stock, I've cost you money.

Heart explosion.

Art. I recently bought a Sean Scully painting, I have a Damien Hirst, a Tracey Emin, a Polly Morgan snake and a couple of Jonathan Yeos.

Horse riding in a steep canyon in Los Angeles. A couple of paparazzi had hidden under camouflage blankets and when a horse sees a lens, he thinks it’s the eye of a predator. My horse flipped out. When he landed, I ended up on his neck; that was pretty close.

Michelle Obama. Her girls were massive fans of So You Think You Can Dance and we were invited to the White House for the Easter egg hunt. She was even more brilliant than you imagine, and we bonded over a love of Beyoncé.