The American billionaire took in the game at Stamford Bridge.
He told reporters: "It was very enjoyable. I had a great time the whole day. I walked to the stadium and the fans were having as good a day as I was. I spoke with a few of them along the way. Of course, the game was spectacular."
It reinforced the role sport can play, "Sports are a very important part of our modern society," he said, "I think the English Premier League particularly has a visibility around the world. It does a lot of good in a lot of ways that often aren't pointed out so I was happy to be there."