Global warming is another big area that we need to get on top of. And diseases in Africa, which we're also working on and seeing if we can make a difference on. And there are lots of issues that governments seem to be blind about.

What can you do to make a difference? And why should you do it? (...) the scale of one's social investments doesn't matter. What matters is that you operate as a force for good at every scale available to you.

You've got one go in life, so make the most of it.

Explore this next great frontier where the boundaries between work and higher purpose are merging into one, where doing good really is good for business.

I may be a businessman in that I set up and run companies for profit, but when I try to plan ahead and dream up new products and new companies, I'm an idealist.

If somebody offers you an amazing opportunity but you are not sure you can do it, say yes-then learn how to do it later!

Look for the best in people to build a fantastic team