Whether we're fighting climate change or going to space, everything is moved forward by computers, and we don't have enough people who can code. Teaching young people to code early on can help build skills and confidence and energize the classroom with learning-by-doing opportunities. I learned how to fly a hot air balloon when I was 30,000 feet up and my life was in the balance: you can learn skills at any age but why wait when we can teach everyone to code now!

I love eating meat, but I love our planet even more. So I will join this campaign and stop eating meat at least one day a week.

If you offer people a decent service, if you give them you know Internet access, if their phones are not cut off on the trains, you know if you have plugs where they can plug in their computers, and if you have a smiling, cheerful staff; and if you can travel really quickly, then you can make a success out of the rail business.

Growth does not always lead a business to build on success. All too often it converts a highly successful business into a mediocre large business.

Wine, like life, is meant to be enjoyed.

And [we hope to sell] the clean fuels to other airlines. I mean, the exciting thing about the breakthrough with clean fuels for the airline industry is there's only 1,700 pumps in the world that fill up the airlines.

Just start. You will learn so many lessons just by doing.