Complexity is your enemy. Any fool can make something complicated. It is hard to keep things simple.

Good customer service begins at the top. If your senior people don't get it, even the strongest links further down the line can become compromised.

There is no such thing as a boring person: everyone has stories and insights worth sharing. While on the road, we let our phones or laptops take up our attention. By doing that, we might miss out on the chance to learn and absorb ideas and inspiration from an unexpected source: our fellow travelers.

I always tell other people to protect against the downside, and not risk roughing on new ventures, but I never stuck to that rule myself.

We must rapidly wean ourselves off our dependence on coal and fossil fuels.

I’ve always had a soft spot for dreamers – not those who waste their time thinking ‘what if’ but the ones who look to the sky and say ‘why can’t I shoot for the moon?’

I am always working on the go.